Gk Questions with AnswersChemistry Quiz Questions and Answers
| 13. | Cinnabar is an ore of | ||
|---|---|---|---|
| A. Zn | |||
| B. Pb | |||
| C. Hg | |||
| D. Cu | |||
| Answer | ||
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| 14. | Gamma rays are | ||
|---|---|---|---|
| A. High energy electromagnetic | |||
| B. High energy positrons waves | |||
| C. High energy electrons | |||
| D. Low energy electrons | |||
| Answer | ||
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| 15. | An aqueous solution of washing soda is | ||
|---|---|---|---|
| A. Acidic in nature | |||
| B. Neutral | |||
| C. Both acidic and basic | |||
| D. Alkaline in nature | |||
| Answer | ||
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| 16. | When the pH of a solution is zero, then it is | ||
|---|---|---|---|
| A. Neutral | |||
| B. Strongly acidic | |||
| C. Basic | |||
| D. Water | |||
| Answer | ||
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