Question

Column - 1 column - 2
A) Haematite. 1)Fe2O3
B) Galena. 2) sulphide ore
C) Corundum 3)Al2O3
D) Bauxite. 4)Al2O3,2H2O


Match the following​

Answer 1

Answer:

Solution:-

(A) Bauxite →(Al

2

O

3

.2H

2

O) It is an ore of Aluminium containing 15−20% aluminium. → (3) Aluminium

(B) Haematite →(Fe

2

O

3

) A reddish-black mineral consisting of ferric oxide. It is an important ore of iron. → (4) Iron

(C) Galena →(PbS) Galena, also called lead glance, is the natural mineral form of lead(II) sulfide. → (1) Lead

(D) Monazite → Monazite is an important ore for thorium, lanthanum, and cerium. It is radioactive due to the presence of thorium. → (2) Thorium

Answer 2

Answer:

a=1

b=2

c=3

d=4

Explanation:

I think your matching is right

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