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Decomposition of hydrogen peroxide

Decomposition of hydrogen peroxide

Decomposition of hydrogen peroxide

Decomposition of hydrogen peroxide

Decomposition of hydrogen peroxide

Catalysed decomposition

Manganese dioxide in hydrogen peroxide.

Iodine clock reaction

Potassium chromate and silver nitrate

Catalase enzyme experiment

Hydrogen peroxide decomposition catalysis

Ethanal and Brady's reagent

Ethanal and Brady's reagent

Ethanal and Brady's reagent

Rates of reaction experiment

Hydrogen peroxide decomposition catalysis

Elephant's toothpaste experiment

Iodine clock reaction

Precipitates of transition metal salts

The ammonia test

Positive test for carbon dioxide

Positive ammonia test

Poitive ammonia test

Test for carbon dioxide

Titration technique

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Using a 'makeshift' calorimeter

Formation of Lead (II) iodide

Rochelle salt and hydrogen peroxide

Rochelle salt and hydrogen peroxide

Copper (II) oxide reacting with sulphuric acid

Manganese dioxide with hazard pictograms

Manganese (IV) oxide

Iron (II) chloride solution

Iron (III) chloride solution

Copper (II) chloride solution

Ammonia test

Reading a burette of permanganate

Testing for carbon dioxide gas with limewater

Reading a burette of permanganate

Reading a burette of permanganate

Potassium permanganate titration

Potassium permanganate titration

Potassium permanganate titration

Potassium permanganate titration

Lithium chloride burns with a bright crimson flame

Sodium chloride burns with a bright yellow flame

Zinc chloride and zinc sulphate

Potassium dichromate test for alcohols

Water samples coloured with beetroot

Transition element salts

Transition elements and their salts

Transition elements and their salts

Immiscible liquids

Immiscible liquids

Immiscible liquids

Testing pH

Soil settling out of water

Immiscible liquids

Copper (I) oxide on a watch glass

Copper (I) oxide with hazard pictograms

Reaction rates

Calcium reacting with water, initial stage

Calcium reacting with water, later stage

Limestone-acid reaction

Iron (II) chloride on a watch glass

Iron (II) chloride with hazard pictograms

Palladium

Using a 'makeshift' calorimeter

Glass chemical equipment in a chemistry lab

Magnesium ribbon in ethanoic acid

De-colourised bromine water

Magnesium ribbon in ethanoic acid

Magnesium ribbon in ethanoic acid

Magnesium ribbon in ethanoic acid

Methyl orange in acid

Methyl orange in acid

Potassium reacting with water

Universal indicator colour range

Oxidation of toluene

Daniell electrochemical cell

Daniell electrochemical cell

pH in sodium bicarbonate solution

pH in sodium bicarbonate solution

Copper (II) sulphate crystals

Iron (II) hydroxide precipitation

Iron (III) hydroxide precipitation

School Science Lesson

実験道具

実験道具

Manganese oxide nanoparticle, TEM

Silver oxide decomposition

Manganese dioxide on a watch glas

Iodine clock reaction

Limestone and acid

Iron salts in solid and liquid forms

Platinum

Platinum

Silver nitrate test for bromides

Hydrogen emission tube

Mercury pouring from a beaker

Mercury pouring from a beaker

Neutralisation reaction

Marble in acid demonstration

Laboratory apparatus

Blue litmus paper in acid

Red litmus paper in alkali

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Cobalt (II) chloride solution

Measuring jug and bulb pipette

Phenolphthalein a single indicator

Phenolphthalein a single indicator

Phenolphthalein a single indicator

Reading a burette

Universal indicator

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Cobalt chloride test for water

Reading a burette

Titrating a reactant from a burette

Loudspeaker and microphone

Making a reactant solution

Positive cobalt chloride test for water

Reading a burette

Transferring a reactant into a flask

The cobalt chloride test for water

Methyl orange

Battery and steel wool

Complete combustion experiment

Copper sulphate electrolysis

Starch content of leaves

Starch content of leaves

Cut apple

Magnesium burning in air

Salol crystals on a microscope slide

Salol crystals on a chilled microscope slide

Methyl orange indicator

Fehling's reaction

Chemistry apparatus

Chemistry apparatus

Chemistry apparatus

Chemistry apparatus

Chemistry apparatus

Chemistry apparatus

Chemistry apparatus

Chemistry apparatus

Phenolphthalein acid-base indicator

Copper-silver metal displacement reaction

Boiling water with a Bunsen burner

試験管

Manganese compounds

Magnesium-acid reaction

Magnesium-acid reaction

Potassium reacting with water

Potassium reacting with water

Reduction of copper

Testing for carbon dioxide

Testing for carbonate

Zinc granules in sulphuric acid

Zinc granules in weak hydrochloric acid

Cobalt hydroxide precipitate

Copper (II) chloride on watch glass

Copper (II) chloride with hazard pictograms

Magnesium burning in oxygen

Rates of reaction experiment

Rates of reaction experiment

Titration

Burning copper

Daniell electrochemical cell

Daniell electrochemical cell

Mould on bread

Mould on bread

Mould on bread

Germany, Bavaria, Munich, Measuring beaker with green liquid for medical research

実験イメージ

実験イメージ

ビーカー

ビーカー

ビーカー

ビーカー

ビーカーとロート

実験

フラスコ

フラスコ

フラスコ

Alkali dissolving polyester

Acids react with alkalis producing a salt

Copper II sulfate

Potassium dichromate