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Earn 100

Which of the following pair of gases is used to prepare Holme's signals?
(a)Phosphine and acetylene.
(b)Phosphine and ethylene.
(c)Ammonia and acetylene.
(d)Phosphine and ammonia.

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Important Questions on p-Block Elements
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Which statement is false regarding and ?

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Which of the following is the CORRECT statement?

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Bottle of is kept stoppered because it _______.

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When reacts with , sulphuryl chloride is formed. This shows that :

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The hybridisation undergone by in are _____ ,respectively.

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Which of the following statements is INCORRECT for the structure of ?

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The final product of hydrolysis of undefined _____.

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Polonium possess lower melting and boiling point than tellurium due to ______.
