1) How do you test for hydrogen gas? a) relights a glowing splint b) adidtion of a burning splint makes a squeaky pop c) Puts out a glowing splint d) turns damp litmus paper blue 2) How do you test for oxygen gas? a) relights a glowing splint b) adidtion of a burning splint makes a squeaky pop c) Puts out a glowing splint d) turns damp litmus paper blue 3) How do you test for ammonia gas? a) relights a glowing splint b) adidtion of a burning splint makes a squeaky pop c) Puts out a glowing splint d) turns damp litmus paper blue 4) How can you test for carbon dioxide? a) relights a glowing splint b) adidtion of a burning splint makes a squeaky pop c) Bubble through limewater forms a white precipitate d) turns damp litmus paper blue 5) How do yo test for ammonium ions? a) Add HCl, bubble gas through limewater, white precipitate b) Add acidified silver nitrate, white precipitate forms c) Warm with NaOH WITH aluminium powder, moist litmus turns blue d) Warm with NaOH, moist litmus turns blue 6) How do you test for nitrate ions? a) Add HCl, bubble gas through limewater, white precipitate b) Add acidified silver nitrate, white precipitate forms c) Warm with NaOH WITH aluminium powder, moist litmus turns blue d) Warm with NaOH, moist litmus turns blue 7) How do you test for carbonate ions? a) Add HCl, bubble gas through limewater, white precipitate b) Add acidified silver nitrate, white precipitate forms c) Warm with NaOH WITH aluminium powder, moist litmus turns blue d) Warm with NaOH, moist litmus turns blue 8) How do you test for Chloride ions? a) Add HCl, bubble gas through limewater, white precipitate b) Add acidified silver nitrate, white precipitate forms c) Warm with NaOH WITH aluminium powder, moist litmus turns blue d) Warm with NaOH, moist litmus turns blue 9) How do you test for Sulphate ions? a) Add acidified silver nitrate cream precipitate b) Damp litmus paper turns red then white c) Decolourises bromine water d) Add barium chloride, white precipitate forms 10) How do you test for bromide ions? a) Add acidified silver nitrate cream precipitate b) Damp litmus paper turns red then white c) Decolourises bromine water d) Add barium chloride, white precipitate forms 11) How do you test for chlorine gas? a) Add acidified silver nitrate cream precipitate b) Damp litmus paper turns red then white c) Decolourises bromine water d) Add barium chloride, white precipitate forms 12) How do you test for ethene gas? a) Add acidified silver nitrate cream precipitate b) Damp litmus paper turns red then white c) Decolourises bromine water d) Add barium chloride, white precipitate forms 13) What colour is Barium in a flame test? a) Brick Red b) Red c) Green d) Apple Green 14) What colour is Potassium in a flame test? a) Green b) Red c) Orange d) Lilac 15) What coloour is sodium in a flame test? a) Yellow- Orange b) Green c) Apple green d) Red 16) What colour is Lithium in a flame test? a) Lilac b) Red c) Brick red d) Green 17) What colour is Copper in a flame test? a) Red b) Brick red c) Green d) Apple Green 18) What colour is Calcium in a flame test a) Green b) Brick Red c) Apple Green d) Orange-Yellow 19) How do test for Aluminium ions? a) Add NaOH, blue precipitate forms b) Add NaOH, orange brown precipitae forms c) Add NaOH, white precipitate forms that dissolves in excess d) Add NaOH, white precipitate forms that does NOT dissolve in excess NaOH e) Add NaOH, pale green precipitate forms that turns brown on standing in air 20) How do you test for Calcium and Magnesium ions? a) Add NaOH, blue precipitate forms b) Add NaOH, orange brown precipitae forms c) Add NaOH, white precipitate forms that dissolves in excess d) Add NaOH, white precipitate forms that does NOT dissolve in excess NaOH e) Add NaOH, pale green precipitate forms that turns brown on standing in air 21) How do you test for iron(II) ions a) Add NaOH, blue precipitate forms b) Add NaOH, orange brown precipitae forms c) Add NaOH, white precipitate forms that dissolves in excess d) Add NaOH, white precipitate forms that does NOT dissolve in excess NaOH e) Add NaOH, pale green precipitate forms that turns brown on standing in air 22) How do you test for iron(III) ions a) Add NaOH, blue precipitate forms b) Add NaOH, orange brown precipitae forms c) Add NaOH, white precipitate forms that dissolves in excess d) Add NaOH, white precipitate forms that does NOT dissolve in excess NaOH e) Add NaOH, pale green precipitate forms that turns brown on standing in air 23) How do you test for Copper(II) ions a) Add NaOH, blue precipitate forms b) Add NaOH, orange brown precipitae forms c) Add NaOH, white precipitate forms that dissolves in excess d) Add NaOH, white precipitate forms that does NOT dissolve in excess NaOH e) Add NaOH, pale green precipitate forms that turns brown on standing in air

Chemical Analysis Quiz

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