Question

J is a colourless solid. When it is warmed with sodium hydroxide solution it
produces a gas, K, which turns damp universal indicator paper blue. When
nitric acid, followed by silver nitrate solution, is added to a solution of J, a
cream precipitate of L is formed.
State the names of J, K and L.
9
Write an ionic equation for the formation of the cream precipitate.​

Answer 1

Answer:

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