Gk Questions with AnswersChemistry Quiz Questions and Answers
| 9. | Which one among the following does not have an allotrope? | ||
|---|---|---|---|
| A. Oxygen | |||
| B. Sulphur | |||
| C. Carbon | |||
| D. Nitrogen | |||
| Answer | ||
|
| 10. | The inert gas abundantly found in atmosphere is | ||
|---|---|---|---|
| A. Ar | |||
| B. Xe | |||
| C. Kr | |||
| D. He | |||
| Answer | ||
|
| 11. | The important metal used with iron to produce stainless steel is | ||
|---|---|---|---|
| A. Chromium | |||
| B. Aluminium | |||
| C. Tin | |||
| D. Carbon | |||
| Answer | ||
|
| 12. | Nitric acid is manufactured by | ||
|---|---|---|---|
| A. Solvay process | |||
| B. Haber process | |||
| C. Contact process | |||
| D. Ostwald’s process | |||
| Answer | ||
|