MCQ
Which of the following has second ionisation potential less than expected
- A$Cr$
- ✓$Zn$
- C$V$
- D$Mo$
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here $‘X’$ is :
(molar mass : $PtCl_2Br_2.6H_2O = 534\ g\,mol^{-1}$)
(At. mass of $Ag= 108\,u$)