The decreasing order of electron affinity of $F, C l, B r i s F > C l > B r$ .

True

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False

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Solution

The correct option is B False
The decreasing order of electron affinity of F,Cl,Br is Cl > F > Br. On moving down the group, the electron affinity decreases. However the electon affinity of Cl is higher than that of F due to small size of F which results in electron repulsion.

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Similar questions

Q. The decreasing order of electron affinity of

F, C l,

and

B r

is:

Q. Arrange the following as per the instructions given in the brackets:

C l, F, B r, I

(increasing order of electron affinity)

Arrange the following as per instructions given in the brackets.

(a) Mg. Cl, Na, S, Si (decreasing order of atomic size)

(b) Cs, Na, Li, K, Rb (increasing metallic character)

(d) Cl, F, Br, I (increasing electron affinity)

(e) Cs, Na, Li, K, Rb (decreasing electronegativity)

Among halogens, the correct order of amount of energy released in electron gain (electron gain enthalpy ) is
(a) F > Cl > Br > I (b) F < Cl < Br < I (c) F < Cl > Br > I (d) F < Cl < Br < I

Q. Considering the elements

F, C l, O a n d S,

the correct order of their electron affinity values is:

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The decreasing order of electron affinity of F,Cl,BrisF>Cl>Br.

The correct option is B FalseThe decreasing order of electron affinity of F,Cl,Br is Cl > F > Br. On moving down the group, the electron affinity decreases. However the electon affinity of Cl is higher than that of F due to small size of F which results in electron repulsion.

The decreasing order of electron affinity of $F, C l, B r i s F > C l > B r$ .

The correct option is B False
The decreasing order of electron affinity of F,Cl,Br is Cl > F > Br. On moving down the group, the electron affinity decreases. However the electon affinity of Cl is higher than that of F due to small size of F which results in electron repulsion.