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MODERN PUBLICATION-GROUP 15 ELEMENTS-EXERCISE
- 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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