QUIZ ON PRINCIPLES OF METALLURGY

 PRINCIPLES OF METALLURGY

 

1. The impurity present in the ore is called as ----------

A) Gangue
B) Slag
C) Flux
D) Mineral

ANSWER= (A) Gangue
Explain:- The impurity present in the ore is called as Gangue

 

2. The ore of calcium metal among the following is ----------

A) Bauxite
B) Limestone
C) Rocksalt
D) Haematite

ANSWER= (B) Limestone
Explain:- 2. The ore of calcium metal among the following is Limestone

 

3. Choose the metalloid among the following elements.

A) Silicon
B) Sodium
C) Chlorine
D) Aluminium

ANSWER= (A) Silicon
Explain:- 3. Silicon is the metalloid among the following elements.

 

4. Bronze is an alloy of ----------

A) Copper & Zinc
B) Copper & Tin
C) Zinc & Tin
D) Calcium & Tin

ANSWER= (B) Copper & Tin
Explain:- 4. Bronze is an alloy of Copper & Tin

 

5. Which of the following is a carbonate ore?

A) Magnesite
B) Bauxite
C) Gypsum
D) Galena

ANSWER= (A) Magnesite
Explain:- 5. Magnesite is a carbonate ore

 

6. Galena is an ore of ----------

A) Zn
B) Pb
C) Hg
D) Al

ANSWER= (B) Pb
Explain:- 6. Galena is an ore of Pb

 

7. Which the following is an ore of aluminium ----------

A) Manganese
B) Galena
C) Gypsum
D) Bauxite

ANSWER= (D) Bauxite
Explain:- 7. Bauxite is an ore of aluminium ---------

 

8. The ore of mercury is ----------

A) Cinnabar
B) Galena
C) Gypsum
D) Bauxite

ANSWER= (A) Cinnabar
Explain:- 8. The ore of mercury is Cinnabar

 

9. The ore of iron is ----------

A) Cinnabar
B) Galena
C) Haematite
D) Bauxite

ANSWER= (C) Haematite
Explain:- 9. The ore of iron is Haematite

 

10. The most abundant metal in the earth’s crust is ----------

A) Silver
B) Aluminium
C) Zinc
D) Iron

ANSWER= (B) Aluminium
Explain:- 10. The most abundant metal in the earth’s crust is Aluminium
 

Tags: Class10,principles of metallurgy, mcqs