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Q.

Match column I(element) with column II(characteristic property)

 column I column II
ANaIonly alkali metal that reacts with N2
BLiIImost abundant alkalimetal
CRbIIIdevising photoelectric cells
DCsIVsalts gives red-violet coloration in flame test

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a

ABCD
IIIIIIIV

b

ABCD
IIIIIIIV

c

ABCD
IIIIVIII

d

ABCD
IIIIVIII

answer is B.

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Detailed Solution

detailed_solution_thumbnail
 column I column II
ANaIImost abundant alkalimetal
BLiIonly alkali metal that reacts with N2
CRbIVsalts gives red-violet coloration in flame test
DCsIIIdevising photoelectric cells
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Match column I(element) with column II(characteristic property) column I column IIANaIonly alkali metal that reacts with N2BLiIImost abundant alkalimetalCRbIIIdevising photoelectric cellsDCsIVsalts gives red-violet coloration in flame test