MCQ
Strong acid among the following is
- ✓$C{F_3}COOH$
- B$CB{r_3}COOH$
- C$C{H_3}COOH$
- D$CC{l_3}COOH$
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Given : $\log 2=0.3010$
$\log 3=0.4771$
$\log 5=0.6989$
$(i)\, [Xe]\,6s^1$
$(ii)\, [Xe]\,4f^{14}5d^16s^2$
$(iii)\, [Ne]\,3s^23p^5$
$(iv)\, [Ar]\,3d^74s^2$
Which one of the following statements about these elements is not true ?

$A + D \rightleftharpoons AD,AD + D \rightleftharpoons A{D_2}$, $A{D_2} + D \rightleftharpoons A{D_3}$. Then equilibrium constant $'K'$ for $A + 3D \rightleftharpoons A{D_3}$ is related as