MCQ
Which of the following formula represents lithium imide?
- A$LiNH_2$
- B$LiNH$
- ✓$Li_2NH$
- D$Li_3N$
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$\ce{\underset{(X)}{[Cr(H2O)6]Cl3}}$ and $\ce{\underset{(Y)}{[Cr(H2O)5Cl]Cl2.H2O}}$
X and Y are examples of ____________ isomers.