Calcium phosphide is used in smoke scree...

Calcium phosphide is used in smoke screens beacuse it:

A

Burns to form soot

B

Gives `PH_(3)` which forms smoke

C

Immediately catches fire in air

D

Is a gas which brings tears in eyes

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Verified by Experts

The correct Answer is:

B

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Hydrolysis of PI3 yields:
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Calcium phosphide is used in smoke screens beacuse it:
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The oxidation state of nitrogen in NH4NO3 is:
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The N-H bond in NH3 is:
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Oxidation of ammonia by CuO yields:
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Which of the following statements is not true ?
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Which reaction can be used to prepare phosphoric acid ?
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Metal among the following is:
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PCl(5) reacts with compounds containing——— group.
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Ammonia water is a good cleaning agent because it:
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Which is correct statement ?
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The number of sigma bonds present in NCl(3) is:
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Which is used to remove N2 from air:
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In PCl(5) phosphorous undergoes:
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Pure N2 can be obtained by:.
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Liquor ammonia is:
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Which element reacts with chlorine to give pentachloride ?
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NCl3 on hydrolysis yields:
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Which element does not form stable diatomic molecules ?
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Which reagent can separate nitric oxide from nitrous oxide ?
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