From the set of elements given below, identify the correct order of electron affinities of the elements.
(a) $B e > M g > C a > S r > B a$
(b) $F > C l > B r > I$
(c) $B e > B > C > N > O$
(d) $C l > F > B r > I$

a and b

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b and c

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a and d

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c and d

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Solution

The correct option is C a and d
The EA increases along the period towards right. It also decreases down the group. But due to exception Cl has higher than that of F. Thus out of given option (a) and (d) are correct.

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From the set of elements given below, identify the correct order of electron affinities of the elements.(a) Be>Mg>Ca>Sr>Ba(b) F>Cl>Br>I(c) Be>B>C>N>O(d) Cl>F>Br>I

The correct option is C a and dThe EA increases along the period towards right. It also decreases down the group. But due to exception Cl has higher than that of F. Thus out of given option (a) and (d) are correct.

From the set of elements given below, identify the correct order of electron affinities of the elements.
(a) $B e > M g > C a > S r > B a$
(b) $F > C l > B r > I$
(c) $B e > B > C > N > O$
(d) $C l > F > B r > I$

The correct option is C a and d
The EA increases along the period towards right. It also decreases down the group. But due to exception Cl has higher than that of F. Thus out of given option (a) and (d) are correct.