Question

4. Give one example in each case :
(a) A basic oxide which is soluble in water,
(b) A hydroxide which is highly soluble in water,
( A basic oxide which is insoluble in water,
(d) A hydroxide which is insoluble in water,
let A weak mineral acid,
(f) A base which is not an alkali,
(g) An oxide which is a base,
(h) A hydrogen containing compound which is not an
acid,
(i) A base which does not contain a metal ion.​

Answer 1

Answer:-

• A basic oxide which is soluble in water:

Sodium oxide, Na2O

• A hydroxide which is highly soluble in water:

Sodium Hydroxide, NaOH

• A basic oxide which is insoluble in water:

Copper-oxide, CuO

• A hydroxide which is insoluble in water:

Magnesium hydroxide ( Mg(OH)2)

• A weak mineral acid:

Carbonic acid, H2CO3

• A base which is not an alkali:

Copper oxide, CuO

• An oxide which is a base:

Calcium oxide, CaO

• A hydrogen containing compound which is not anacid:

Methane, CH4

• A base which does not contain a metal ion:

Ammonia, NH3

Answer 2

Answer:

a basic oxide which is solubin water

a