MCQ
General formula of alkane is
- ✓${C_n}{H_{2n + 2}}$
- B${C_n}{H_{2n - 1}}$
- C${C_n}{H_{2n}}$
- D${C_n}{H_{2n + 1}}$
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$'X'$ and $'Y'$ are
(At. No. $Ti = 22, Cr = 24, Co = 27, Zn = 30$ )
$(i)$ $Co^{3+}$ (Octahedral complex with a strong field ligand)
$(ii)$ $Co^{3+}$ (Octahedral complex with a weak field ligand like $F^-$ )
$(iii)$ $Co^{2+}$ (Tetrahedral complex)
$(iv)$ $Co^{2+}$ (Square planar complex)

