写真素材の検索結果

Using a 'makeshift' calorimeter

Using a 'makeshift' calorimeter

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Measuring jug and bulb pipette

Rates of reaction experiment

Titration technique

Immiscible liquids

Soil settling out of water

Loudspeaker and microphone

Battery and steel wool

Immiscible liquids

Devices for measuring liquids

Potassium reacting with water

Magnesium ribbon in ethanoic acid

De-colourised bromine water

Magnesium ribbon in ethanoic acid

Ethanal and Brady's reagent

Magnesium ribbon in ethanoic acid

Magnesium ribbon in ethanoic acid

Digital colorimeter

Digital colorimeter with cuvettes

Digital colorimeter with cuvettes

Digital colorimeters with cuvettes

Dipping magnet in iron filings

ビーカー

ビーカー

ビーカー

ビーカー

ビーカーとロート

Formation of Lead (II) iodide

Decomposition of hydrogen peroxide

Decomposition of hydrogen peroxide

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Immiscible liquids

Immiscible liquids

Iron (III) chloride solution

Universal indicator

Potassium chromate and silver nitrate

Titrating a reactant from a burette

Making a reactant solution

Transferring a reactant into a flask

Testing sulphur for conductivity

Mercury pouring from a beaker

Mercury pouring from a beaker

Mercury pouring from a beaker

Mercury pouring from a beaker

Mercury pouring from a beaker

Mercury pouring from a measuring cylinder

Mercury pouring from a measuring cylinder

Mercury pouring from a measuring cylinder

Immiscible liquids

Lithium chloride burns with a bright crimson flame

Sodium chloride burns with a bright yellow flame

Methyl orange in acid

Methyl orange in acid

Transition element salts

Transition elements and their salts

Transition elements and their salts

Potassium reacting with water

Water samples coloured with beetroot

Laboratory temperature sensor

Decomposition of hydrogen peroxide

Ethanal and Brady's reagent

Hydrometer

Weighing an apple

Potassium permanganate titration

Potassium permanganate titration

Salol crystals on a microscope slide

Salol crystals on a chilled microscope slide

Cobalt (II) chloride solution

Iron (II) chloride solution

Copper (II) chloride solution

Reading a burette

Ammonia test

Reading a burette of permanganate

Reading a burette

Reading a burette of permanganate

Reading a burette

Reading a burette of permanganate

Phenolphthalein a single indicator

Starch content of leaves

Cut apple

Magnesium burning in air

School Science Lesson

温度計

Electroscope

Copper (II) chloride on watch glass

Copper (II) chloride with hazard pictograms

Iron (II) chloride on a watch glass

Iron (II) chloride with hazard pictograms

Copper (II) oxide reacting with sulphuric acid

ビーカー

Potassium reacting with water

Copper-silver metal displacement reaction

Zero-centre ammeter

ビーカー

Testing pH

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Soxhlet extractor

Copper sulphate dissolving in water

メスシリンダー

Litmus indicator dropping from pipette into beaker for pH test

Beakers of acidic and basic solutions after litmus indicator has been added. Litmus changes its colour depending on the pH of the solution

Beakers of acidic and basic solutions after litmus indicator has been added. Litmus changes its colour depending on the pH of the solution

Ethanal and Brady's reagent

Phenolphthalein a single indicator

Phenolphthalein a single indicator

Starch content of leaves

Recrystallised rock salt

Test tube of silver bromide.

The electronic scale tare button.

Blue litmus paper in acid

Red litmus paper in alkali

Electronic laboratory water bath

Mercury pouring from a measuring cylinder

Mercury pouring from a measuring cylinder

Mercury pouring from a measuring cylinder

Drops of mercury

Drops of mercury

Magnesium-acid reaction

Magnesium-acid reaction

Iron (II) hydroxide precipitation

実験

フラスコ

Variable resistance box

Rheostat

Wave diffraction

Rheostat

Electrometer

Bromine water test for alkenes

Precipitate of copper (II) chloride in sodium hydroxide

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Glass chemical equipment in a chemistry lab

Potassium permanganate titration

Cobalt chloride test for water

Positive cobalt chloride test for water

The cobalt chloride test for water

Hand pouring a jug of water into container of oil and syrup

Separating salt from rock salt

三角フラスコ

三角フラスコ

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管

試験管に入った薬

試験管に入った薬

丸フラスコ

丸フラスコ

丸フラスコ

丸フラスコ

pH in sodium bicarbonate solution

pH meter in orange juice

pH in sodium bicarbonate solution

試験管

Comparative reaction of marble in acid

計量カップ

計量カップ

計量カップ

計量カップ

計量カップ

計量カップ

計量カップ

計量カップ

計量カップ

計量カップ

計量カップ

計量カップ