`Ag^(+) + NH_(3) ltimplies [Ag(NH_(3))]^(+), k_(1)=6.8 xx 10^(-5)` `[Ag(NH_(3))]^(+) + NH_(3) ltimplies [Ag(NH_(3))_(2)]^(+)`, `k_(2) = 1.6xx10^(-3)`
`Ag^(+) + NH_(3) ltimplies [Ag(NH_(3))]^(+), k_(1)=6.8 xx 10^(-5)`
`[Ag(NH_(3))]^(+) + NH_(3) ltimplies [Ag(NH_(3))_(2)]^(+)`,
`k_(2) = 1.6xx10^(-3)`
The formation constant of `[Ag(NH_(3))_(2)]^(+)` is :
A. `1.08 xx 10^(-7)`
B. `1.08 xx 10^(-5)`
C. `1.08 xx 10^(-9)`
D. none of these
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1 Answers
Correct Answer - a
k = `k_1 xx K_2`
= `(6.8 xx 10^(-5)) xx (1.6 xx 10^(-3))`
= `1.08 xx 10^(-7)`.
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Answered