(English Medium) ICSE Class 10 - CISCE Question Bank Solutions

State the position of the following in the periodic table:

Alkali metals

State the position of the following in the periodic table:

Alkaline earth metals

State the position of the following in the periodic table:

Iron and zinc

State the position of the following in the periodic table:

Aluminium

Give the general characteristics of:

Alkali metals,

(i) bonding
(ii) action of air
(iii) action of water
(iv) action of acid

Give the general characteristics of:

Alkaline earth metals with reference to

(i) bonding
(ii) action of air
(iii) action of water
(iv) action of acid

Why is hydrogen placed with alkali metals?

Hydrochloric acid contains (i) hydrogen (ii) chlorine. Prove it. Write equations for the reactions.

Name a black metallic oxide which reacts with hydrochloric acid to give a coloured solution.

Name two gases which chemically combine to form a liquid.

Name a chloride which is solube in excess of ammonium hydroxide

Name the chemical in which gold can be dissolved.

Name the experiment which demonstrates that hydrogen chloride is soluble in water.

Give reason for the following:
silver nitrate solution can be used to distinguish HCl from HNO₃

Complete and balance the following reaction, state whether dilute or conc. acid is used.

\[\ce{NH4OH + HCl -> }\]

Complete and balance the following reaction, state whether dilute or conc. acid is used.

\[\ce{NaHSO3 + HCl ->}\]

Complete and balance the following reaction, state whether dilute or conc. acid is used.

\[\ce{Pb(NO3)2 + HCl ->}\]

Complete and balance the following reaction, state whether dilute or conc. acid is used.

\[\ce{Pb3O4 + HCl ->}\]

Complete the following reaction and balance them.
Zn+ 2HCl ⟶

Take an element from an alkali metal and one from an alkaline earth metal and write an equation  for their action with:

Hydrochloric acid,