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प्रश्न
Name the following:
The gaseous product obtained when carbon monoxide is passed over heated iron [III] oxide.
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उत्तर
CO2 [Carbon dioxide].
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संबंधित प्रश्न
Choose the correct alternative.
In combined state, carbon occurs as
How will you collect the gas ?
What steps should be taken to balance carbon dioxide in the atmosphere ?
Match the colunm
| column A | column B |
| 1. A product of incomplete burning | a. Hopcolite |
| 2. Nature of carben monoxide | b. Combustible gas |
| 3. A compound formed by the combination of haemoglobin and carbon monoxide | c. carboxy-haemoglobin |
| 4. A mixture of metallic oxides | d. Carbon monoxide |
| 5. Carbon monoxide | e. Highly poisonous |
FILL IN THE BLANK
..................... is used as a pigment and colouring matter in ink and shoe polish.
How is gas carbon produced?
State how you would convert carbon dioxide to a metallic carbonate using a basic oxide e.g. sodium oxide. [Give a balanced equation]
Higher Order Thinking Skill.
Why do carbon exist mostly in combined state?
About 18% of the weight of the human body is carbon.
How many valence electrons are there in carbon?
