Ethanal and Brady's reagent
Brady's reagent
De-colourised bromine water
Fehling's reaction
Bromine water test for alkenes
Silver mirror test
Precipitates of transition metal salts
Formation of Lead (II) iodide
The triiodomethane reaction.
Test tube of bromine water
Ethanal reaction
Copper (II) chloride solution
Positive test for carbon dioxide
Test for carbon dioxide
Benzoic acid precipitate
Oxidation of ethanal
Phenolphthalein acid-base indicator
Copper-silver metal displacement reaction
Cobalt chloride test for water
Positive cobalt chloride test for water
The cobalt chloride test for water
Benedict's test for sugar.
Methyl orange in acid
Test for chlorine
Soil settling out of water
Universal indicator
Brady's reaction
Potassium dichromate test for alcohols
Positive test for chlorine
Litmus pH indicator in acid and basic
Copper sulphate electrolysis
Methyl orange
Transition element salts in solution
Phenolphthalein a single indicator
Test tube of silver bromide.
Bromine
Lead
Water
Aluminium powder
Reading a burette
Reading a burette of permanganate
Loudspeaker and microphone
Copper II sulfate
Sulfur
Potassium dichromate
Copper (II) oxide reacting with sulphuric acid
液体を試験管に入れる
Silver mirror test with Tollens' reagent
Iron salts in solid and liquid forms
Silver nitrate test for chlorides
Silver nitrate test for bromides
Silver nitrate test for iodides
Potassium permanganate titration
Starch content of leaves
Iodine clock reaction
Copper complex solutions
Iron (II) hydroxide precipitation
Iron (III) hydroxide precipitation
Cobalt hydroxide precipitate
Decomposition of hydrogen peroxide
試験管
Halogenoalkane reactions
Azo dye formation
複数の試験管
Positive ammonia test
Poitive ammonia test
The ammonia test
Universal indicator colour range
小さな芽の入った試験管
Magnesium ribbon in ethanoic acid
Recrystallised rock salt
Potassium chromate and silver nitrate
Titration of propanone and iodine
Cobalt (II) chloride solution
Iron (II) chloride solution
Iron (III) chloride solution
Copper sulphate reactions
Alkene bromine test
Calcium reacting with water, later stage
Phenolphthalein at pH9.3
Methyl orange in alkali
Bromine test for alkenes
Halogen displacement reactions
Copper sulphate solutions
Copper sulphate dissolving in water
理科の実験イメージ
Iron precipitation.
Iron III hydroxide precipitate
Fehling's test for sugars
4個のシャーレ
Grinding natural rock salt
Precipitation reaction
Iron (II) and (III) precipitates
Silver iodide precipitation
Cobalt precipitation
Iron precipitation
Chromium precipitation
Nickel precipitation
Oxidations of alcohols
Sodium hydroxide added to iron II sulfate
大豆の入ったアルコールランプ
大豆の入ったメスシリンダー
フラスコ
Ammonia test
Testing for carbon dioxide
Test tubes
Benedict's test on two sweet soft drinks
Using a 'makeshift' calorimeter
Precipitate of copper (II) chloride in sodium hydroxide
Beauty model wearing green biomedical surgical suit doctor scientific research researcher holding reagent shrinkage bottle is doing chemical biomedical production research operation specification experimental background picture
Alkane or alkene test
Glass chemical equipment in a chemistry lab
Benzene, molecular model
Solutions of transition metals
Phenylamine reactions
Test tubes in beaker
Iodine and thiosulfate ions titration
Osmosis experiment
試験管の中の天然素材
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
Carbon dioxide test
Silver compounds
Copper carbonate reaction
Silver hydroxide precipitate
Lead iodide precipitate
Salol crystals on a chilled microscope slide
Close up of test tubes