写真素材の検索結果

Calcium reacting with water, initial stage

Calcium reacting with water, later stage

Test for carbon dioxide

Positive test for carbon dioxide

Iron (II) hydroxide precipitation

Iron (III) hydroxide precipitation

Calcium reacting with water

Limestone-acid reaction

Calcium reacting with water

Calcium reacting with water

Lithium reacting with water

Copper (II) chloride solution

Potassium reacting with water

pH in sodium bicarbonate solution

pH in sodium bicarbonate solution

Carbon dioxide test

Potassium reacting with water

Magnesium-acid reaction

Magnesium-acid reaction

Lithium chloride burns with a bright crimson flame

Sodium chloride burns with a bright yellow flame

Lime addition to stream, against acid rain effects

Potassium reacting with water

Precipitates of transition metal salts

Testing for carbon dioxide

Iron (II) chloride solution

Carbon dioxide test

Carbon dioxide test

Iron (III) chloride solution

Silver nitrate test for iodides

Calcium hydroxide precipitate

Silver nitrate test for bromides

Sodium reacting with water

Ammonia test

Grinding natural rock salt

Copper (II) sulphate crystals

The ammonia test

Positive ammonia test

Poitive ammonia test

Iron (II) chloride on a watch glass

Iron (II) chloride with hazard pictograms

pH meter in orange juice

Plasticine ball and marbles in tank of water

Silver nitrate test for chlorides

Starch content of leaves

Cut apple

Magnesium burning in air

Potassium permanganate titration

Reading a burette of permanganate

Reading a burette of permanganate

Reading a burette of permanganate

Potassium reacting with water

Potassium reacting with water

Placing jam jar over lit candle in dish containing water

Universal indicator

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

Digital colorimeter

Digital colorimeter with cuvettes

Digital colorimeter with cuvettes

Digital colorimeters with cuvettes

Wave diffraction

Hydrometer

Small clear glass filled with water up to a green line

Potassium chromate and silver nitrate

De-colourised bromine water

Copper sulphate precipitate

Nickel hydroxide precipitate

Methyl orange in acid

Methyl orange in acid

Lithium reacting with water

Potassium reacting with water

Iron salts in solid and liquid forms

Potassium permanganate titration

Alkali dissolving polyester

Acids react with alkalis producing a salt

Burning zinc

Burning zinc

理科の実験（クラフト）

理科の実験（クラフト）

Variable resistance box

Zero-centre ammeter

Rheostat

Rheostat

Electroscope

Electrometer

Recrystallised rock salt

Filtering rock salt solution

Dipping magnet in iron filings

Weighing an apple

Titrating a reactant from a burette

Making a reactant solution

Transferring a reactant into a flask

Aluminium reacting with iodine

Copper carbonate reaction

Copper (II) chloride on watch glass

Copper (II) chloride with hazard pictograms

Decomposition of hydrogen peroxide

Decomposition of hydrogen peroxide

Decomposition of hydrogen peroxide

Phenolphthalein a single indicator

pH meter in orange juice

Measuring jug and bulb pipette

Salol cooling rapidly to form crystals

Salol cooling rapidly to form crystals

Salol cooling rapidly to form crystals

Lithium reacting with water

Lithium reacting with water

Potassium permanganate titration

Potassium permanganate titration

Iodine clock reaction

Cobalt hydroxide precipitate

Test for carbon dioxide

Precipitation reaction

Precipitation reaction

Iron (II) and (III) precipitates

Rates of reaction experiment

Phosphorus chloride reacting with water

Limestone industry products

Sodium hydroxide added to iron II sulfate

Iodine clock reaction

Iron precipitation.

Iron III hydroxide precipitate

Reaction of metals in hydrochloric acid

Battery and steel wool

Copper-silver metal displacement reaction

Starch content of leaves

Salol crystals on a microscope slide

Salol crystals on a chilled microscope slide

Simple circuit with motor

Testing for carbon dioxide gas with limewater

Sodium burning in water

Sodium burning in water

Potassium burning in water

Potassium burning in water

Displacement experiment

Displacement experiment

Ethanal and Brady's reagent

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Using a 'makeshift' calorimeter

Flame test for calcium.

Container of the chemical element barium

Iron (III) sulfate

Potassium dichromate

Universal indicator colour range

Equipment used in a titration.

Haloalkane test

Testing pH

Smoke

Titration

Cobalt (II) chloride solution

Phenolphthalein a single indicator

Phenolphthalein a single indicator

Loudspeaker and microphone

Reading a burette

Electrostatic attraction

Wave interference

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

Light dispersion experiment

Reading a burette

Reading a burette

Test tube of silver iodide.

Metals reacting in acid

Magnesium reacting in acid

Hand pouring milk from glass jug

Using a 'makeshift' calorimeter

Magnesium reacting with water

Potassium dichromate test for alcohols

Zinc chloride and zinc sulphate

Red plate holding two ice cubes

Candle flame

Testing sulphur for conductivity

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Transition element salts in solution

Detecting an alkali

Copper (I) oxide on a watch glass

Copper (I) oxide with hazard pictograms

Potassium hydroxide pellets

Aluminium chloride and calcium carbonate