Which species does not exist - Vidyadip

MCQ

Which species does not exist

A
${(SiC{l_6})^{2 - }}$
✓
${(CC{l_6})^{2 - }}$
C
${(GeC{l_6})^{2 - }}$
D
${(SnC{l_6})^{2 - }}$

✓

Answer

Correct option: B.

${(CC{l_6})^{2 - }}$

b
(b) $CC{l_6}$ does not exist because carbon has a valancy of $4$.

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