Gold ring in acid
Sulphur and iron in hydrochloric acid
Iron sulphide in hydrochloric acid
Copper in hydrochloric acid
Lead in hydrochloric acid
Iron in hydrochloric acid
Iron reacting with hydrochloric acid
Sulphur in hydrochloric acid
Zinc reacting with hydrochloric acid
Calcium reacting with hydrochloric acid
Magnesium carbonate in hydrochloric acid
Zinc/acid reaction
Bottle of hydrochloric acid
Investigating pH and neutralisation.
Magnesium reacting with acid
Reaction rate demonstration
Litmus test strip in hydrochloric acid
Comparative reaction of marble in acid
Magnesium reacting with hydrochloric acid
Hydrochloric acid
Limestone and acid
Copper sulphate reaction
Magnesium reacting in acid
Acid/salt reaction
Hydrochloric acid fumes
Ethanal reaction
Zinc granules in weak hydrochloric acid
Copper (II) reaction
Displacement reaction
Detecting acid formation
Metals in acid
Phosphorus chloride reacting with acid
Two copper oxide reactions
Reagent bottle of 36% hydrochloric acid
Reagent bottle of hydrochloric acid CP
Copper sulphate reactions
Lit splint test for hydrogen gas
Bottle of dilute hydrochloric acid
Cabbage as pH indicator
Zinc reacting with sulphuric acid
Phosphorus pentachloride hydrolysis
Ligand substitution
The ammonia test
Positive ammonia test
Lithium chloride burns with a bright crimson flame
Sodium chloride burns with a bright yellow flame
Testing pH
Pouring hydrochloric acid onto zinc nuggets in petri dish
Reagent bottle of 4.0M hydrochloric acid
Acid bottles
Reaction of metals in hydrochloric acid
Rates of reaction experiment
Acyl chloride reaction with water
Litmus paper test
Poitive ammonia test
Ammonium chloride formation
Making hydrogen gas
Eggshell reacting with hydrochloric acid
Organic synthesis
Ammonium chloride
Universal indicator in a strong acid
Universal indicator in a weak acid
Common acids and bases
Brass analysis
Iron and tin in sulphuric acid
Dilute hydrochloric acid reactions
Reaction of calcium in acid
Limestone reacting with acid
Formation of ammonium chloride
Comparison between acid reactions
Bottle of sulphuric acid
Nickel II nitrate 6 water on watch glass
Finding moles of iron in a sample
Tin in sulphuric acid
Copper (II) oxide reacting with sulphuric acid
Digestion experiment
Hydrogen halides molecule
Reaction of magnesium in acid
Reaction of sodium carbonate in acid
Container of the food additive E507
Digestion experiment.
Clear liquid dripping into a beaker containing red liquid
Hydrogen chloride preparation
Indicator paper in acid
Litmus paper in acid
Indicator solution in acid
Ranitidine peptic ulcer disease drug, molecular model
Leopold Gmelin
Acids and alkalis
Measuring reaction rate
Copper ion solutions
Reactivity of magnesium
Sulphuric acid
Neutralisation reaction
Reagent bottle of sulfuric acid
Iron in sulphuric acid
Marble in acid demonstration
Reagent bottle of 2M sulfuric acid
Bottle of 1M sulphuric acid
Acid and alkali indicators
Methyl orange indicator
Sulphuric acid added to water
Stomach lining, SEM
Surface of pyloric stomach, mucous coat
Chemical rail tank car
Acid-base titration
Silicon (IV) chloride
Testing for carbon dioxide gas with limewater
Vinegar with indicator
Marble reacting with an acid
Equipment used in a titration.
Reaction of magnesium carbonate in acid
Blue litmus paper in acid
Marble in acid
Benzoic acid precipitate
Blackcurrant juice indicator
Universal indicator
Lump of sulphur
ビーカー
Reaction of chalk and acid
Universal indicator paper in rainwater
Redox reaction
Oxidation of ethanal
Ammonia and copper sulphate reaction
Magnesium reacting with an acid
Zinc reacting with copper sulphate
Nitric acid
Litmus indicator
Red cabbage indicator
Bromide reaction
Reaction rates
Zinc granules in sulphuric acid
Hairy cell leukaemia, light micrograph
Spectral charts, 19th century
実験器具
Copper sulphate formation
Reaction of limestone and acid
Phenol reactions
Sulphuric and ethanoic acid
Phosphorus chloride reacting with water
Copper chemistry experiment
Litmus paper
Copper carbonate reaction
Litmus strip in household cleaning liquid turning green
Calcium reacting with water
Sodium reacting with ethanol
Chromium in dilute acid
Phenolphthalein indicator
Bromothymol blue indicator
Phenylamine reactions
Universal indicator in acid
Metal displacement reaction
Ethyl chloride molecule
Bromine reaction
Glandular stomach of a chicken, light micrograph
Universal indicator scale
Descaling product