写真素材の検索結果

Positive ammonia test

Poitive ammonia test

The ammonia test

Ethanal reaction

Ammonia test

Ammonium chloride formation

Zinc granules in weak hydrochloric acid

Testing for carbon dioxide gas with limewater

Lithium chloride burns with a bright crimson flame

Sodium chloride burns with a bright yellow flame

Copper ion solutions

Limestone and acid

Rates of reaction experiment

Acid/salt reaction

Reaction of metals in hydrochloric acid

Positive test for carbon dioxide

Copper sulphate reactions

Metals in acid

Acyl chloride reaction with water

Phosphorus pentachloride hydrolysis

Test for carbon dioxide

Phosphorus chloride reacting with acid

Zinc/acid reaction

Hydrochloric acid fumes

Making hydrogen gas

Common acids and bases

Common acids and bases

Ammonium chloride

Hydrogen chloride preparation

Liesegang patterns

Precipitates of transition metal salts

Ligand substitution

Litmus paper test

Positive test for chlorine

Positive test for chlorine

Testing pH

Sulphur and iron in hydrochloric acid

Iron sulphide in hydrochloric acid

Copper in hydrochloric acid

Lead in hydrochloric acid

Copper in hydrochloric acid

Magnesium carbonate in hydrochloric acid

Magnesium carbonate in hydrochloric acid

Reaction rate demonstration

Copper sulphate reaction

Hydrochloric acid

Zinc reacting with hydrochloric acid

Comparative reaction of marble in acid

Zinc reacting with hydrochloric acid

Iron reacting with hydrochloric acid

Magnesium reacting with hydrochloric acid

Calcium reacting with hydrochloric acid

Formation of ammonium chloride

Testing pH

Copper sulphate reaction

Rates of reaction experiment

Iron reacting with hydrochloric acid

Zinc granules in sulphuric acid

Rates of reaction experiment

Rates of reaction experiment

Test for chlorine

Testing for carbonate

Dark blue copper-ammonia complex

Tin in sulphuric acid

Acids and alkalis

Copper ion reaction

Testing pH

Iron in hydrochloric acid

Sulphur in hydrochloric acid

Gold ring in acid

Magnesium reacting with acid

Litmus test strip in hydrochloric acid

Potassium permanganate titration

Potassium permanganate titration

Iodine clock reaction

Detecting acid formation

Positive cobalt chloride test for water

Reaction rate demonstration

Iron in sulphuric acid

Zinc reacting with hydrochloric acid

Limestone-acid reaction

Iron (II) chloride solution

Iron (III) chloride solution

Copper (II) chloride solution

Phenolphthalein acid-base indicator

Organic synthesis

Magnesium reacting in acid

Investigating pH and neutralisation.

Comparison between acid reactions

Ammonium chloride smoke

Red cabbage indicator

Copper (II) oxide reacting with sulphuric acid

Copper carbonate reaction

Methyl orange in acid

Methyl orange in acid

Ethanal and Brady's reagent

Ethanal and Brady's reagent

Ethanal and Brady's reagent

Litmus pH indicator in acid and basic

Magnesium ribbon in ethanoic acid

Magnesium ribbon in ethanoic acid

Magnesium ribbon in ethanoic acid

Magnesium ribbon in ethanoic acid

Eggshell reacting with hydrochloric acid

Ammonia and copper sulphate reaction

Cobalt chloride test for water

The cobalt chloride test for water

Two copper oxide reactions

Pouring hydrochloric acid onto zinc nuggets in petri dish

Potassium dichromate test for alcohols

Cabbage as pH indicator

Digestion experiment

Displacement reaction

Iodine clock reaction

Organic synthesis

Organic synthesis

Dilute hydrochloric acid reactions

Bottle of dilute hydrochloric acid

Benzoic acid precipitate

Red litmus paper turned blue by ammonia.

Copper (II) reaction

Decomposition of hydrogen peroxide

Decomposition of hydrogen peroxide

Decomposition of hydrogen peroxide

Brass analysis

Ammonia test for silver halides

Calcium reacting with water, initial stage

Bottle of hydrochloric acid

De-colourised bromine water

Universal indicator colour range

Reaction rates

Phenolphthalein a single indicator

Phenolphthalein a single indicator

Phenolphthalein a single indicator

Cobalt (II) chloride solution

Methyl orange

Copper sulphate reaction with ammonia

Hydroxide precipitates

Neutralisation reaction

Household ammonia with hazard pictogram.

Reactivity of magnesium

Reactivity of magnesium

Iron (II) chloride on a watch glass

Iron (II) chloride with hazard pictograms

Cobalt hydroxide precipitate

Liesegang patterns

Hydrogen halides molecule

Digestion experiment.

Ammonia fountain

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Formation of Lead (II) iodide

Iodine clock reaction

Bottle of dilute hydrochloric acid

Complete combustion experiment

Reagent bottle of 36% hydrochloric acid

Reagent bottle of 4.0M hydrochloric acid

Reagent bottle of hydrochloric acid CP

Limestone reacting with acid

Marble in acid demonstration

Silver nitrate test for bromides

Blue litmus paper in acid

Potassium chromate and silver nitrate

Reading a burette of permanganate

Reading a burette of permanganate

Reading a burette of permanganate

Acids react with alkalis producing a salt

Potassium permanganate titration

Potassium permanganate titration

Zinc chloride and zinc sulphate

Copper-silver metal displacement reaction

Copper II sulfate

Potassium dichromate

Equipment used in a titration.

Calcium reacting with water, later stage

Iron (II) hydroxide precipitation

Iron (III) hydroxide precipitation

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

試験管に入った薬

試験管に入った薬

試験管に入った薬

試験管に入った薬

試験管に入った薬

試験管に入った薬

Copper (I) oxide on a watch glass

Copper (I) oxide with hazard pictograms

Salol crystals on a chilled microscope slide