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Q.

The following are some statements about noble gases
i) They are between halogens and IA group
ii) Except Rn all the remaining are present in the air
iii) These elements belong to 17th group in IUPAC system

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a

only i and ii are correct

b

only i is correct

c

only ii and iii are correct

d

all are correct

answer is B.

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Detailed Solution

According to the periodic table, noble gases lie in the 0 group. It is between halogens and alkali metals. So, option B is correct.

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