Question

2. Form similar pairs of words.
i magnesite and magnesium / galena and ii. chalcocite and Cu2 S / chalcopyrite and
iii. iron and haematite / aluminium and
iv. smithsonite and zinc / cinnabar and ​

Answer 1

Answer:

Correct option is

B

argentite and cuprite are oxides

Cuprite Cu

2

O and argentite Ag

2

S.

Calamine ZnCO

3

and siderite FeCO

3

.

Zinc Blende ZnS and pyrites FeS

2

.

Malachite CuCO

3

.Cu(OH)

2

and azurite Cu

3

(CO

3

)

2

(OH)

2

.