Канал: Nigel Baldwin

Aspirin hydrolysis

Aspirin hydrolysis

Iron oxide, aluminium and magnesium

Iron oxide, aluminium and magnesium

Microscale Thermite reaction PXL 20230602 052126660

Microscale Thermite reaction PXL 20230602 052126660

A really nice BZ reaction 20230404

A really nice BZ reaction 20230404

Testing for an alkene IMG 2225

Testing for an alkene IMG 2225

IGCSE Chemistry quiz - identify three gases

IGCSE Chemistry quiz - identify three gases

Alkali metals in water in 47s

Alkali metals in water in 47s

Crystals from IGCSE Chemistry class XWOS6653

Crystals from IGCSE Chemistry class XWOS6653

Magnesium plus sulphuric acid NPGF8193

Magnesium plus sulphuric acid NPGF8193

Limewater and carbon dioxide tests on two scales IMG 1978

Limewater and carbon dioxide tests on two scales IMG 1978

Iron III thiocyanate art DGHG7361

Iron III thiocyanate art DGHG7361

Factors affecting the rate of a chemical reaction WNOD4382

Factors affecting the rate of a chemical reaction WNOD4382

Heating iodine

Heating iodine

Heating sulphur

Heating sulphur

Separating salt and sand

Separating salt and sand

Titration of HCl against NaOH using methyl orange indicator MYFI9765

Titration of HCl against NaOH using methyl orange indicator MYFI9765

Testing three blue solutions and other unknowns NTRG2511

Testing three blue solutions and other unknowns NTRG2511

Magnesium and iron sulfate solution IMG 0760

Magnesium and iron sulfate solution IMG 0760

GCSE Chemistry Testing three unknown substances DXDE9049

GCSE Chemistry Testing three unknown substances DXDE9049

Testing for oxygen with a glowing splint Slow Motion clip IMG 0509

Testing for oxygen with a glowing splint Slow Motion clip IMG 0509

Testing for oxygen with a glowing splint IMG 0508

Testing for oxygen with a glowing splint IMG 0508

Testing for oxygen with a glowing splint IMG 0505

Testing for oxygen with a glowing splint IMG 0505

Oxygen gas test with a glowing splint WZNEE5015

Oxygen gas test with a glowing splint WZNEE5015

Chlorine gas and potassium bromide solution IMG 0498

Chlorine gas and potassium bromide solution IMG 0498

Chlorine gas and potassium iodide solution IMG 0495

Chlorine gas and potassium iodide solution IMG 0495

Testing for hydrogen 2 IMG 0442

Testing for hydrogen 2 IMG 0442

Testing for hydrogen 1 IMG 0441

Testing for hydrogen 1 IMG 0441

Testing for oxygen with a glowing splint 2 IMG 0436

Testing for oxygen with a glowing splint 2 IMG 0436

Testing for oxygen with a glowing splint 1 IMG 0432

Testing for oxygen with a glowing splint 1 IMG 0432

Limewater test for carbon dioxide No sound IMG 0423

Limewater test for carbon dioxide No sound IMG 0423

Testing carbon dioxide with limewater IMG 0422

Testing carbon dioxide with limewater IMG 0422

Reactions of acids and using Universal Indicator at school PXL 20220121

Reactions of acids and using Universal Indicator at school PXL 20220121

The reactions of lithium, sodium and potassium with water PXL 20220119

The reactions of lithium, sodium and potassium with water PXL 20220119

Bicarbonate rockets in slow motion 2 C0133

Bicarbonate rockets in slow motion 2 C0133

Bicarbonate rockets in slow motion

Bicarbonate rockets in slow motion

Biarb rocket PXL 20210815

Biarb rocket PXL 20210815

Bicarb rocket - Testing the bung is water tight PXL 20210815

Bicarb rocket - Testing the bung is water tight PXL 20210815

Preparing a bicarb rocket at home PXL 20210815

Preparing a bicarb rocket at home PXL 20210815

Heating a mixture of copper (II) oxide and carbon C0118

Heating a mixture of copper (II) oxide and carbon C0118

Snow statues close-up DSCN1174

Snow statues close-up DSCN1174

Snow statues 2

Snow statues 2

Snow statues

Snow statues

Recrystallisation of copper sulfate C0068

Recrystallisation of copper sulfate C0068

Sodium chloride crystals from cooking salt and sea salt DSCN1087

Sodium chloride crystals from cooking salt and sea salt DSCN1087

Recrystallisation of sodium chloride at home C0061

Recrystallisation of sodium chloride at home C0061

Electrolysis of yellow tulip extract DSCN0956

Electrolysis of yellow tulip extract DSCN0956

Electrolysis of tulip flower extract DSCN0933

Electrolysis of tulip flower extract DSCN0933

What time is it?

What time is it?

Testing for oxygen gas C0055

Testing for oxygen gas C0055

Testing for hydrogen gas C0053

Testing for hydrogen gas C0053

Testing for carbon dioxide C0051

Testing for carbon dioxide C0051

Testing gases

Testing gases

Electrode for collecting gas in electrolysis C0042

Electrode for collecting gas in electrolysis C0042

Electrolysis of sodium chloride solution PXL

Electrolysis of sodium chloride solution PXL

Electrolysis of sodium chloride solution DSCN0887

Electrolysis of sodium chloride solution DSCN0887

Electrolysis of dilute sodium chloride solution C0035

Electrolysis of dilute sodium chloride solution C0035

Electrolysis of a dilute sodium chloride solution C0034

Electrolysis of a dilute sodium chloride solution C0034

Snail shells and vinegar DSCN0874

Snail shells and vinegar DSCN0874

Paper chromatography of some pen inks C0030

Paper chromatography of some pen inks C0030

PIC Pen ink chromatography C0027

PIC Pen ink chromatography C0027

FCC Food Colour Chromatography C0026 3

FCC Food Colour Chromatography C0026 3

Heating a mixture of iron and sulphur C0017

Heating a mixture of iron and sulphur C0017

Four metals and vinegar close-up DSCN0854a

Four metals and vinegar close-up DSCN0854a

The reaction of four metals with vinegar C0015a

The reaction of four metals with vinegar C0015a

Reacting magnesium with three different acids C0014

Reacting magnesium with three different acids C0014

Four metals and hydrochloric acid DSCN0844

Four metals and hydrochloric acid DSCN0844

Four metals and hydrochloric acid C0008a

Four metals and hydrochloric acid C0008a

Heating Cotswold limestone C0001a

Heating Cotswold limestone C0001a

Heating limestone C0215 C0217

Heating limestone C0215 C0217

Mixing two natural food colours

Mixing two natural food colours

Four food colours and pH C0207

Four food colours and pH C0207

Materials for chemical volcanoes DSCN0815

Materials for chemical volcanoes DSCN0815

Sodium bicarbonate and vinegar DSCN0797

Sodium bicarbonate and vinegar DSCN0797

Chemical volcanoes 2 DSCN0808

Chemical volcanoes 2 DSCN0808

Magnesium luminol divers C0204

Magnesium luminol divers C0204

Blue bubbles C0202

Blue bubbles C0202

Luminol and a magnesium diver C0203

Luminol and a magnesium diver C0203

Extraction of orange peel oil C0202

Extraction of orange peel oil C0202

Soxhlet extraction of rosemary leaves Part 2 C0201

Soxhlet extraction of rosemary leaves Part 2 C0201

Soxhlet extraction of rosemary leaves VID 1593500132965

Soxhlet extraction of rosemary leaves VID 1593500132965

Preparation of aspirin Part 4 Purity and Yield VID 1593481700584

Preparation of aspirin Part 4 Purity and Yield VID 1593481700584

Preparation of aspirin Part 3 Melting point VID 1593474802132

Preparation of aspirin Part 3 Melting point VID 1593474802132

Preparation of aspirin Part 2 Recrystallising VID 1593469352150

Preparation of aspirin Part 2 Recrystallising VID 1593469352150

Preparation of aspirin Part 1 C0184

Preparation of aspirin Part 1 C0184

Oxidation of propanol in a boiling tube Part 2 C0178

Oxidation of propanol in a boiling tube Part 2 C0178

Oxidation of propanol in a boiling tube Part 1 C0177

Oxidation of propanol in a boiling tube Part 1 C0177

Oxidation of propanol to propanal VID 1592052479220

Oxidation of propanol to propanal VID 1592052479220

Mixing droplets of sodium hydroxide and hydrochloric acid C0175

Mixing droplets of sodium hydroxide and hydrochloric acid C0175

Titration of sodium hydrogen sulfate with sodium hydroxide C0166

Titration of sodium hydrogen sulfate with sodium hydroxide C0166

Preparing a standard solution of sodium hydrogen sulfate C0162

Preparing a standard solution of sodium hydrogen sulfate C0162

Laboratory record for a titration C0156

Laboratory record for a titration C0156

An acid base titration C0155

An acid base titration C0155

Meniscus in volumetric flask C0154

Meniscus in volumetric flask C0154

Preparing a standard solution of potassium hydrogen phthalate C0153

Preparing a standard solution of potassium hydrogen phthalate C0153

Data logging a NaOH versus HCl titration C0152

Data logging a NaOH versus HCl titration C0152

Data logging a NaOH versus HCl titration - setting up the apparatus C0151

Data logging a NaOH versus HCl titration - setting up the apparatus C0151

Titration of hydrochloric acid with sodium hydroxide C0149

Titration of hydrochloric acid with sodium hydroxide C0149

Comparing a pH meter with Universal Indicator solution C0145

Comparing a pH meter with Universal Indicator solution C0145

Using Universal Indicator to measure pH C0109

Using Universal Indicator to measure pH C0109

Colours of three common indicators 2 C0107

Colours of three common indicators 2 C0107

Colours of three common indicators C0106

Colours of three common indicators C0106

A neutralisation reaction C0105

A neutralisation reaction C0105

Soluble or insoluble? C0098

Soluble or insoluble? C0098

Enthalpy of combustion of ethanol C0096

Enthalpy of combustion of ethanol C0096

Enthalpy of combustion of alcohols C0095

Enthalpy of combustion of alcohols C0095

Hydrogen peroxide and manganese dioxide experiment 3 C0094

Hydrogen peroxide and manganese dioxide experiment 3 C0094

Hydrogen peroxide and dried yeast C0093

Hydrogen peroxide and dried yeast C0093

Hydrogen peroxide and lead dioxide C0081

Hydrogen peroxide and lead dioxide C0081

Hydrogen peroxide and potassium iodide C0079

Hydrogen peroxide and potassium iodide C0079

Hydrogen peroxide and Ferric oxide C0083

Hydrogen peroxide and Ferric oxide C0083

Hydrogen peroxide and copper oxide C0082

Hydrogen peroxide and copper oxide C0082

Hydrogen peroxide and manganese dioxide C0078

Hydrogen peroxide and manganese dioxide C0078

Effect of surface area on rate of a chemical reaction C0073

Effect of surface area on rate of a chemical reaction C0073

Effect of temperature on the rate of a chemical reaction C0069

Effect of temperature on the rate of a chemical reaction C0069

The disappearing X reaction 3 C0066

The disappearing X reaction 3 C0066

The disappearing X reaction 2 C0064

The disappearing X reaction 2 C0064

TLC of food colours C0056

TLC of food colours C0056

Ethene and banana ripening C0052

Ethene and banana ripening C0052

Ethene and bananas - setting up the experiment C0051

Ethene and bananas - setting up the experiment C0051

Heating carbonates C0050

Heating carbonates C0050

Fake blood MVI 1147

Fake blood MVI 1147

Electrolysis of a luminol solution 2 C0049

Electrolysis of a luminol solution 2 C0049

Microscale electrolysis of a luminol solution MVI 1108

Microscale electrolysis of a luminol solution MVI 1108

Microscale cracking liquid paraffin - setting up the Pasteur pipette C0046

Microscale cracking liquid paraffin - setting up the Pasteur pipette C0046

Cracking liquid paraffin - setting up the boiling tube C0045

Cracking liquid paraffin - setting up the boiling tube C0045

Cracking liquid paraffin - comparing two techniques C0048

Cracking liquid paraffin - comparing two techniques C0048

Burning sulphur VID 1575979131378

Burning sulphur VID 1575979131378

Pumpkin DSCN0051

Pumpkin DSCN0051

Hofmann voltameter Part 2 Testing the gases C0036

Hofmann voltameter Part 2 Testing the gases C0036

Hofmann voltameter Part 1 C0033

Hofmann voltameter Part 1 C0033

Preparing a carbon fibre electrode C0030

Preparing a carbon fibre electrode C0030

Electrolysis of dilute aqueous solutions C0029

Electrolysis of dilute aqueous solutions C0029

Making copper (II) sulfate VID 1569332021623

Making copper (II) sulfate VID 1569332021623

Electrical conductivity of some chemical elements C0011

Electrical conductivity of some chemical elements C0011

Making lead sulfate PbSO4

Making lead sulfate PbSO4

Solubility of potassium nitrate outtake - we all make mistakes

Solubility of potassium nitrate outtake - we all make mistakes

Solubility of potassium nitrate experiment 2 - Part 2 No further change in mass

Solubility of potassium nitrate experiment 2 - Part 2 No further change in mass

Solubility potassium nitrate Experiment 2 AndroVid join 9583

Solubility potassium nitrate Experiment 2 AndroVid join 9583

Solubility of potassium nitrate Part 2 C0030

Solubility of potassium nitrate Part 2 C0030

Solubility of potassium nitrate Part 1 C0029

Solubility of potassium nitrate Part 1 C0029

Surface tension boat DSCN0523

Surface tension boat DSCN0523

Magnesium citrate MVI 2977 join

Magnesium citrate MVI 2977 join

Making magnesium citrate Pre-lab MVI 2656

Making magnesium citrate Pre-lab MVI 2656

Testing an aldehyde on a very small scale - join 8241

Testing an aldehyde on a very small scale - join 8241

Sodium ethanoate crystals 20190414 185516

Sodium ethanoate crystals 20190414 185516

Toy submarines VID 20190412 114713

Toy submarines VID 20190412 114713

Demonstrating the fire extinguishing properties of carbon dioxide 153822

Demonstrating the fire extinguishing properties of carbon dioxide 153822

A chemical curiosity 4 20181212 155427 001

A chemical curiosity 4 20181212 155427 001

A chemical curiosity 3 20181214 123903

A chemical curiosity 3 20181214 123903

A chemical curiosity 2 Part 2 20181214 122004

A chemical curiosity 2 Part 2 20181214 122004

A chemical curiosity 2 20181214 120957

A chemical curiosity 2 20181214 120957

A chemical curiosity 1 20181207 091836

A chemical curiosity 1 20181207 091836

Zinc metal and copper (II) sulfate solution MVI 2402

Zinc metal and copper (II) sulfate solution MVI 2402

Three Displacement Reactions DSCN0416

Three Displacement Reactions DSCN0416

Reacting magnesium with steam DSCN0407

Reacting magnesium with steam DSCN0407

Molecular or giant structure? DSCN0370

Molecular or giant structure? DSCN0370

Halloween chemistry

Halloween chemistry

A small scale cake recipe 154642

A small scale cake recipe 154642

Missing ingredient MVI 2230

Missing ingredient MVI 2230

Flame tests using cotton buds 2 MVI 2106

Flame tests using cotton buds 2 MVI 2106

Flame tests using cotton buds DSCN0349

Flame tests using cotton buds DSCN0349

Burning sulphur

Burning sulphur

Testing the gases produced by burning carbon - Control experiment

Testing the gases produced by burning carbon - Control experiment

Testing the gases produced by burning carbon

Testing the gases produced by burning carbon

Ammonia and hydrogen chloride diffusion experiment

Ammonia and hydrogen chloride diffusion experiment

Iron (III) nitrate and potassium thiocyanate MVI 1828

Iron (III) nitrate and potassium thiocyanate MVI 1828

Potassium iodide and lead (II) nitrate no.2 P7050551

Potassium iodide and lead (II) nitrate no.2 P7050551

Potassium iodide and lead (II) nitrate P7040547

Potassium iodide and lead (II) nitrate P7040547

Speed slime challenge DSCN0317

Speed slime challenge DSCN0317

Chemical chameleon 2 MVI 1788

Chemical chameleon 2 MVI 1788

Chemical Chameleon DSCN0309 all

Chemical Chameleon DSCN0309 all

Enzyme activity in canned mushroom versus fresh mushroom MVI 1793

Enzyme activity in canned mushroom versus fresh mushroom MVI 1793

TLC of Butterfly pea flower extract Part 2 MVI 1765

TLC of Butterfly pea flower extract Part 2 MVI 1765

TLC of Butterfly pea flower extract Part 1 MVI 1759

TLC of Butterfly pea flower extract Part 1 MVI 1759

Addition of sodium carbonate to aqueous solutions of some metal ions

Addition of sodium carbonate to aqueous solutions of some metal ions

Precipitation reactions of some aqueous metal ions with ammonia solution

Precipitation reactions of some aqueous metal ions with ammonia solution

Precipitation reactions of some metal ions

Precipitation reactions of some metal ions

IGCSE Chemistry Fe2+ Fe3+ Cu2+ aqueous ions and NaOH

IGCSE Chemistry Fe2+ Fe3+ Cu2+ aqueous ions and NaOH

Electrolysis of magnesium sulfate solution Part 2 DSCN0204

Electrolysis of magnesium sulfate solution Part 2 DSCN0204

Electrolysis of magnesium sulfate solution Part 1 DSCN0200

Electrolysis of magnesium sulfate solution Part 1 DSCN0200

Microscale electrolysis of lead nitrate solution DSCN0160

Microscale electrolysis of lead nitrate solution DSCN0160

Microscale electrolysis of copper sulfate solution after 20 minutes DSCN0158

Microscale electrolysis of copper sulfate solution after 20 minutes DSCN0158

Microscale electrolysis of copper sulfate solution DSCN0155

Microscale electrolysis of copper sulfate solution DSCN0155

Microscale electrolysis of zinc sulfate solution DSCN0152

Microscale electrolysis of zinc sulfate solution DSCN0152

Microscale electrolysis of silver nitrate solution DSCN0138

Microscale electrolysis of silver nitrate solution DSCN0138

Electrolysis of silver nitrate solution DSCN0120

Electrolysis of silver nitrate solution DSCN0120

Three pieces of sodium metal reacting with water in a beaker MVI 1355

Three pieces of sodium metal reacting with water in a beaker MVI 1355

Potassium and water reaction 2 MVI 1353

Potassium and water reaction 2 MVI 1353

Potassium in water reaction MVI 1348

Potassium in water reaction MVI 1348

Lithium in water reaction MVI 1334

Lithium in water reaction MVI 1334

Three pieces of sodium metal reacting with water in a beaker 4 MVI 1325

Three pieces of sodium metal reacting with water in a beaker 4 MVI 1325

Sodium metal reacting with water in a beaker 3 MVI 1324

Sodium metal reacting with water in a beaker 3 MVI 1324

Sodium metal reacting with water in a beaker 2 MVI 1323

Sodium metal reacting with water in a beaker 2 MVI 1323

Sodium metal reacting with water in a beaker 1 MVI 1322

Sodium metal reacting with water in a beaker 1 MVI 1322

Sodium in water MVI 1319

Sodium in water MVI 1319

Testing for an alkene with bromine water MVI 1305

Testing for an alkene with bromine water MVI 1305

Making nylon Part 2 MVI 1295

Making nylon Part 2 MVI 1295

Making nylon part 1 MVI 1288

Making nylon part 1 MVI 1288

Mass balance in a chemical reaction in a closed system MVI 1243

Mass balance in a chemical reaction in a closed system MVI 1243

Burning cotton wool and change in mass MVI 1002

Burning cotton wool and change in mass MVI 1002