Q.

Element with atomic number 38, belongs to

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a

IIA group and 5th period

b

IIA group and 2nd period

c

VA group and 2nd period

d

IIIA group and 5th period

answer is A.

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Detailed Solution

36+2(Kr) ∴ Kr belongs to 4th period and VIIIA group∴  38Sr belongs to 5th period and IIA group
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