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WorksheetsIdentification of ions and gases
Total questions: 15
Worksheet time: 8mins
Flame test is carried out on a sample, what color would be seen in the flame, if the sample is Potassium nitrate?
blue-green
red
lilac
orange
Few drops of silver nitrate solution are added to a solution W, a white precipitate forms, this confirms the presence of
nitrate ions
sulfate ions
chloride ions
bromide ions
Few drops of silver nitrate solution are added to a solution, cream precipitate forms, this confirms the presence of
chloride ions
iodide ions
bromide ions
silver ions
Few drops of silver nitrate solution are added to a solution, a yellow precipitate forms, this confirms the presence of
Bromide ions
Chloride ions
Iodide ions
sulfite ions
Few drops of barium nitrate solution are added to a solution, white precipitate forms, this confirms the presence of
sulfate ions
sulfite ions
carbonate ions
ammonium ions
Flame test is carried out on a sample, what color would be seen in the flame, if the sample is copper sulfate?
blue green
red
orange
lilac
Few drops of dilute sodium hydroxide solution are added to solution X, blue precipitate forms, this confirms the presence of
copper ions
iron (II) ions
iron (III) ions
Chromium (III) ions
Few drops of dilute sodium hydroxide solution are added to solution X, brown precipitate forms, this confirms the presence of
iron (II) ions
iron (III) ions
copper (II) ions
chromium (III) ions
Few drops of dilute sodium hydroxide solution are added to solution X, white precipitate insoluble in excess forms, this confirms the presence of
calcium ions
zinc ions
aluminum ions
chromium ions
Few drops of aqueous ammonia solution are added to solution X, white precipitate insoluble in excess forms, this confirms the presence of
Aluminum ions
zinc ions
copper ions
Chromium ions
Few drops of aqueous ammonia solution are added to solution X, white precipitate soluble in excess forms, this confirms the presence of
zinc ions
aluminum ions
chromium ions
calcium ions
Few drops of dilute ammonium hydroxide solution are added to solution X, grey-green precipitate forms, this confirms the presence of
chromium ions
iron (III) ions
iron (II) ions
copper ions
few drops of HCl are added to a solution X, bubbles of gas that turns lime water forms, this confirms the presence of
sulfate ions
carbonate ions
sulfite ions
nitrate ions
A small amount of sodium hydroxide solution and pieces of aluminum foil are added and the mixture is heated gently. An alkaline gas is released, this shows the presence of
nitrate ions
nitrite ions
ammonium ions
nitriseions
A gas that turns paper soaked with acidified potassium manganate (VII) paper colorless
chlorine
ammonia
oxygen
sulfur dioxide
