Testing pH
Reactivity of magnesium
Acids react with alkalis producing a salt
Litmus paper test
Acids and alkalis
Cabbage as pH indicator
Investigating pH and neutralisation.
Limestone and acid
Ammonium chloride formation
Haloalkane test
Equipment used in a titration.
Rates of reaction experiment
Zinc granules in weak hydrochloric acid
Petal colour change in basic solution
Alkali dissolving polyester
Acyl chloride reaction with water
Bottle of hydrochloric acid
Litmus test strip in hydrochloric acid
Hydrochloric acid
Copper sulphate reaction
Two copper oxide reactions
Positive ammonia test
Poitive ammonia test
The ammonia test
Acid/salt reaction
Metal hydroxides
Precipitates of transition metal salts
Reaction rate demonstration
Common acids and bases
Sodium hydroxide with hazard pictogram
Sodium hydroxide pellets on watch glass
Phosphorus chloride reacting with acid
Detecting acid formation
Copper ion solutions
Ethanal reaction
Gold ring in acid
Hydrochloric acid fumes
Acid bottles
Ammonium chloride
Phosphorus pentachloride hydrolysis
Comparative reaction of marble in acid
Magnesium reacting with acid
Cobalt hydroxide precipitate
Iron (II) chloride solution
Copper (II) reaction
Sodium reacting with water
Indicator solution in acid
Bottle and pellets of sodium hydroxide
Household products containing alkalis
Strong alkalis in laboratory bottles
Bottle of dilute hydrochloric acid
Reaction of metals in hydrochloric acid
Metals in acid
Sodium hydroxide
Bases
Making hydrogen gas
Zinc/acid reaction
Phenolphthalein at pH9.3
Ligand substitution
Benedict's test for sugar.
Lithium chloride burns with a bright crimson flame
Sodium chloride burns with a bright yellow flame
Acidic and alkaline chromate solutions
Hydrogen halides molecule
Eggshell reacting with hydrochloric acid
Magnesium carbonate in hydrochloric acid
Copper (II) chloride solution
Hydroxide precipitates
Sodium hydroxide added to iron II sulfate
Testing for carbon dioxide gas with limewater
Iron reacting with hydrochloric acid
Sodium Hydroxide pearl photographed 1:1
Iron in hydrochloric acid
Sulphur in hydrochloric acid
Sulphur and iron in hydrochloric acid
Iron sulphide in hydrochloric acid
Copper in hydrochloric acid
Lead in hydrochloric acid
Copper sulphate reactions
Hydrogen chloride preparation
Reagent bottle of 36% hydrochloric acid
Reagent bottle of 4.0M hydrochloric acid
Reagent bottle of hydrochloric acid CP
Magnesium reacting with hydrochloric acid
Methyl orange in alkali
Acid and alkali indicators
Methyl orange indicator
Soap boiling house
Red cabbage indicator
Silver mirror test
Silver mirror test with Tollens' reagent
Solutions of transition metals
Biuret reagent test for protein.
Precipitates of transition metals
Electrolysis of sodium chloride solution
Magnesium reacting in acid
Displacement reaction
Red cabbage pH indicator
Iron test
Container of the food additive E507
Ranitidine peptic ulcer disease drug, molecular model
Leopold Gmelin
Lit splint test for hydrogen gas
Organic synthesis
Limestone reacting with acid
Formation of ammonium chloride
Zinc reacting with hydrochloric acid
Calcium reacting with hydrochloric acid
Copper sulphate formation
Phenolphthalein a single indicator
Methyl orange in acid
Chemical rail tank car
Universal indicator papers
Chemistry students using digital pH meters
Universal indicator scale
Phenolphthalein acid-base indicator
Devices for measuring liquids
PH test with universal indicator paper
GHSCC hazard labels
pH indicators, artwork
pH scale, artwork
Neutralisation reaction
Copper (II) oxide reacting with sulphuric acid
Brass analysis
Scientist using digital pH meter
Measuring pH
Titration of potassium manganate (VII)
Copper sulphate precipitate
Nickel hydroxide precipitate
Calcium reacting with water
Testing for carbon dioxide
Chromium in dilute acid
Iron (II) hydroxide precipitation
Iron (III) hydroxide precipitation
Iron precipitation.
Iron III hydroxide precipitate
Positive test for carbon dioxide
Test for carbon dioxide
Vinegar with indicator
Universal indicator
Indicator paper in acid
Universal indicator paper in rainwater
Blackcurrant juice indicator
Digital pH meter
Litmus paper
Fibrous mass of Brucite
Student using pipette
Pouring hydrochloric acid onto zinc nuggets in petri dish
Zinc granules in sulphuric acid
Phenylamine reactions
Neutralisation titration
Digestion experiment.
Surface of pyloric stomach, mucous coat
Stomach lining, SEM