What is the action of litmus on oxygen ?

What is the action of litmus on Dry ammonia gas

What is the action of litmus on an aqeous solution of ammonium chloride?

What is the action of litmus on solution of ammonia gas in water?

What is the action of litmus on acid and base?

What is the action of atmospheric oxygen on ethers?

What is the action of litmus with aqueous chlorine?

When magnesium is burned in air, a powdery ash X is formed. X on dissolving in water forms Y. What is the action of Y on litmus paper ?

What is the action of saliva on food?