EASY
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Halogens react with oxygen to form many oxoacids, commonly named as hypohalous acid, halous acid, halic acid and perhalic acid. The halogen(s) which form(s) halous acid is/are
(a)
(b)
(c) and
(d) and

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Important Questions on Elements of Groups 16, 17 and 18
EASY
The molecule with the highest dipole moment among the following is

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EASY
Which among the following is the strongest acid ?

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MEDIUM
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MEDIUM
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EASY
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EASY
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EASY
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EASY
is known to exist while does not exist. The reason is

EASY
Which of the statement given below is incorrect?

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Statement I: Acid strength increases in the order given as
Statement II:
As the size of the elements increases down the group, the bond strength of and HI decreases and so the acid strength increases.
In the light of the above statements, choose the correct answer from the options given below.

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Which of the following statements is not true for halogens?

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The reactive species in chlorine bleach is

EASY
Which of the following statement is correct?

EASY
Chlorine water on standing loses its color and forms:

