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प्रश्न
Multiple Choice Question
Equal volumes of hydrogen and chlorine are exposed to diffused sunlight to prepare
पर्याय
hydrogen chloride
water
sodium hydroxide
hydrochloric acid
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उत्तर
hydrogen chloride
APPEARS IN
संबंधित प्रश्न
Complete and balance the following equation:
H2+____________→ 2HCI
Give reason for the following:
A pop sound produced when hydrogen is burnt?
Multiple Choice Question
Hydrogen is
MULTIPLE CHOICE QUESTIONS
Which is the lightest of all elements?
- hydrogen
- helium
- lithium
- none of these
FILL IN THE BLANK
Hydrogen is present abundantly in the ................
Match the statements in List I with the appropriate answer in List II.
| List I | List II |
| 1. An atom of hydrogen | A: Chromic oxide |
| 2. A strong oxidising agent | B: Ammonia |
| 3. A promoter used in Bosch process | C: Iron |
| 4. A chemical used in the manufavture of fertilizers | D: One electron |
| 5. The catalyst used in production of a basic gas from nitrogen. | E: Dilute nitric acid |
Write a correctly balanced equation for the following “word equation”:
calcium + water → calcium hydroxide + hydrogen
Write correctly the balanced equation for the following:
‘When zinc filings are added to a concentrated solution of sodium hydroxide’.
Write down the “word equation” for the following reaction:
sodium hydroxide solution + zinc → ?
What do the following symbols represent : 2H and H2.
