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प्रश्न
What is the proportion of element present in the following compound?
CO2
उत्तर
| Compound | Element | Proportion of Element |
| CO2 | C : O | 3 : 8 |
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संबंधित प्रश्न
Fill in the blank
In a _______ the substances are not combined chemically.
Write true or false
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What are the different types of mixtures ?
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Name the elements which form water.
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What is the molecular formula of the following compound?
Sodium chloride
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Reason: Oxygen cannot be broken down into anything simpler.
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State whether true or false. If false, correct the statement.
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- Carbon
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Complete the table
| Compound | Constituent elements |
| Sodium carbonate | Sodium, Carbon. Oxygen |
| Water | |
| Calcium oxide | |
| Sugar | Carbon, Hydrogen, Oxygen |
Higher-Order Thinking questions:
Why is water considered a compound?
