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Chemistry – After SEE – LS

SOME GASES

Dear ! This is SOME GASES  Quiz and it contains 30 questions.

Happy Learning!

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1. ‘Mo’ in haber process is used as

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2. CO₂ on long standing gives

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3. NH₄NO₂ on heating gives

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4. NH₃ is

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5. Refrigerator चिसो पार्न ग्याँस प्रयोग गरिन्छ?

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6. What temperature is required for hydrogenation?

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7. CO₂ on long standing changes into

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8. Dry ice is

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9. Which catalyst is used in hydrogenation process?

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10. On litmus test N₂ is

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11. Burning Mg when introduced in N₂ jar forms

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12. Quick lime is

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13. H₂ is collected by

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14. Burning Mg when introduced in N₂ jar forms

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15. Equation for lab preparation of H₂ gas is

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16. Which of the following is used to fill electric bulbs?

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17. Which of the following is called nascent oxygen?

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18. Who discovered O₂ gas?

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19. Which gas is used as a fire extinguisher?

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20. O₂ is prepared in lab by heating

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21. नक्साको Blue print निकाल्न कुन ग्याँस  प्रयोग गरिन्छ?

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22. Azote gas is

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23. NH₃ is collected by

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24. CO₂ is collected by

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25. बनसप्ति घीइ(Banaspati ghee) बनाउन कति तापक्रम चाहिनछ?

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26. Hydrogen gas was discovered by

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27. N₂ gas was discovered by

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28. Haber process is  used for

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29. Which of the following is the lightest elements?

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30. In aerated drinks

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