General Knowledge - Chemistry
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Exercise"We cannot solve our problems with the same thinking we used when we created them."
- Albert Einstein
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| 25. |
The main use of salt in the diet is to |
| A. |
make the taste of food better | | B. |
produce in small amounts the hydrochloric acid required for the digestion of food | | C. |
ease the process of cooking | | D. |
increase the solubility of food particles in water |
Answer: Option A
Explanation:
No answer description available for this question. Let us discuss.
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| 26. |
The monomer of polythene is |
| A. |
vinyl chloride | | B. |
ethylene | | C. |
ethyl alcohol | | D. |
None of the above |
Answer: Option A
Explanation:
No answer description available for this question. Let us discuss.
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| 27. |
The luster of a metal is due to |
| A. |
its high density | | B. |
its high polishing | | C. |
its chemical inertness | | D. |
presence of free electrons |
Answer: Option C
Explanation:
No answer description available for this question. Let us discuss.
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| 28. |
The number of water molecules present in a drop of water (volume 0.0018 ml) at room temperature is |
| A. |
1.568 x 103 | | B. |
6.023 x 1019 | | C. |
4.84 x 1017 | | D. |
6.023 x 1023 |
Answer: Option E
Explanation:
No answer description available for this question. Let us discuss.
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| 29. |
The most malleable metal is |
Answer: Option E
Explanation:
No answer description available for this question. Let us discuss.
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| 30. |
The oil used in the froth floatation process is |
| A. |
coconut oil | | B. |
olive oil | | C. |
kerosene oil | | D. |
pine oil |
Answer: Option D
Explanation:
No answer description available for this question. Let us discuss.
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