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The decreasing order of the rate of reaction of the following halides with water is
(a)
(b)
(c)
(d)

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Important Questions on p-Block Elements (Group 15-Groups 18)
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The element that does not show allotropy is:

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Which of the following reactions is incorrect with respect to the products obtained?

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Which of the following order regarding thermal stability of hydrides of group is correct?

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The reaction of with leads selectively to formation of is:

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The least acidic oxide from the following is

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The common minerals of phosphorus are:

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Which of the following oxides is an alkaline?

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How many bridging oxygen atoms are present in ?
