Thin sprips of magnesium, copper and iron are taken.
Write down what happens when these metals are treated as follows:
(i) Heated in presence of air (ii) Heated with dil. HCI (iii) Added to an aqueous solution of zinc sulphate

Write down what happens when iron, copper and magnesium metals are added to an aqueous solution of Zinc sulphate ?

What happenes when D- glucose is treated with the following reagents? (i). HI (ii).Bromine water (iii). HNO_(3)

What happenes when D- glucose is treated with the following reagents? (i). HI (ii).Bromine water (iii). HNO_(3)

A solid soluble in water on being heated gives brown gas and when dil. HCI is added to its aqueous solution, a white ppt is obtained. The solid is

Show with balanced equations what happens when the following are mixed. (i). Aqueous solution of potassium manganate and acid. (ii). Aqueous solution of potassium chromate and acid.

Write balanced equation for the following: (i). NaCl is heated with sulphuric acid in the presence of MnO_2 . (ii). Chlorine gas is passed into a solution of NaI in water.

What happens when SO_2 gas is bubbled through an aqueous solution of copper sulphate in the presence of potassium thiocyanate?

What happens when: (i). Methyl chloride is treated with alcoholic KCN. (ii). Ethyl chloride is treated with alcoholic KOH. (iii). Chloroform is heated with Ag powder.

What happens when (write balanced chemical equations): A mixture of methane and oxygen is heated in the presence of a metallic oxide which acts as a catalyst?

A compound (X) imparts a golden yellow flame and shows the following reactions : (i) Zinc powder, when boiled with the concentrated aqueous solution of (X) dissolves and hydrogen, is evolved. (ii) When an aqueous solution of (X) is added to an aqueous solution of stannous chloride, a white precipitate is obtained first which dissolves in excess of solution of (X) Identify (X) .