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General Studies - Chemistry - Main Metals
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General Studies - Chemistry - Main Metals
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25 Questions

1. Ultra purification of a Metal is done by"
2. Hygroscopic substances are those substance which ready absorb"
3. Purity of gold is expressed in terms of carat. Purest form of gold is"
4. Which of the following is not contained by the German Silver?
5. If the bullets could not be removed from gunshot injury of a man - it May cause poisoning by"
6. Which of the following metal forms Amalgam with other metals?
7. To protect the iron from getting rusted - the coat of zinc is applied on it. This process is known as"
8. Brass contains "
9. The use of Heat treatment of ore that includes smelting and roasting is termed as"
10. An alloy used in making heating elements for electric heating devices is "
11. Acute Lead poisoning is also known as "
12. Brass gets discoloured in air due to the presence of which gas in air?
13. The rusting of iron"
14. Which of the following metal has least melting point?
15. What is glass?
16. Amalgam is an alloy in which the base metal is"
17. The ore of Aluminum is "
18. The phenomenon of ejection of electrons from the metal surface when a light of suitable frequency falls on it is called"
19. Which of the following is not a chemical change?
20. Non-Metal found in Liquid state is "
21. Which of the following does not contains silver?
22. The King of metal is "
23. Which type of Glass is used for making glass reinforced plastic?
24. Which of the following contains high content of Lead?
25. German Silver contains following Metals "