Oquizy

Which of the following confirms the presence of hydrogen gas?

Damp red litmus paper turns blue Glowing splint relights Lighted splint gives a 'pop' sound Limewater turns milky

Which chemical is used to test for carbonate ions?

Barium nitrate Dilute hydrochloric acid Silver nitrate Sodium hydroxide

A glowing splint is inserted into a test tube and relights. What gas is present?

Ammonia Carbon dioxide Hydrogen Oxygen

Which test confirms the presence of carbon dioxide?

Damp red litmus turns blue Glowing splint relights Lighted splint gives pop Turns limewater milky

Which reagent is used in the test for nitrate ions?

Aqueous ammonia and bromine water Barium chloride and HCl Silver nitrate and nitric acid Sodium hydroxide and aluminium foil, then warm

A pungent gas is produced that turns damp red litmus blue. What gas is it?

Ammonia Chlorine Hydrogen Sulfur dioxide

Quiz: Chemistry - Qualitative Analysis