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प्रश्न
Assertion: Oxygen is a compound.
Reason: Oxygen cannot be broken down into anything simpler.
पर्याय
Both assertion and reason are true and reason is the correct explanation of assertion.
Both assertion and reason are true, but reason is not the correct explanation of assertion
Assertion is true but reason is false
Assertion is false but reason is true.
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उत्तर
Both assertion and reason are true and reason is the correct explanation of assertion.
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संबंधित प्रश्न
Fill in the blank
In a _______ the substances are not combined chemically.
Write true or false
A heterogeneous mixture has a uniform composition throughout the mixture.
Name the elements which form water.
How will you justify that water is a compound?
Name the elements present in Washing soda
Write the molecular formulae of compound calcium oxide.
Write the molecular formulae of compound carbon monoxide
What is the molecular formula of the following compound?
Hydrochloric acid
Match the following.
| Iron | For making wires |
| Copper | Sewing needle |
| Tungsten | As a fuel for ignition in rocket |
| Boron | Making the filament of a bulb |
Mention the uses of the following compounds.
- Baking soda
- Bleaching powder
- Quick lime
Reason out
Sand is also known as silica.
