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21.
Which alloy contains nickel?
- A.Brass
- C.Solder
- B.Bronze
- D.Invar
- Answer
- Report
Answer : [D]
22.
Lunar canstic is
- A.Copper nitrate
- C.Zinc nitrate
- B.Silver nitrate
- D.Cadmium nitrate
- Answer
- Report
Answer : [B]
23.
What is calomel?
- A.Aluminium oxide
- C.Mercurous chloride
- B.Calcium chloride
- D.Mercuric chloride
- Answer
- Report
Answer : [D]
24.
Zinc oxide is called
- A.philosopher's whool
- C.Tartar emetic
- B.Epsom salt
- D.Gobar Gas
- Answer
- Report
Answer : [A]
25.
The properties of alloys are _______________ from those of the constituent elements.
- A.Same
- C.Entirely different
- B.Sometimes Same
- D.Sometimes different
- Answer
- Report
Answer : [C]
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