MHT CET · Chemistry · Chemical Bonding and Molecular Structure
Which of the following molecules has a central atom with complete octet?
- A Methane
- B Sulphur hexafluoride
- C Aluminium chloride
- D Boron trifluoride
Answer & Solution
Correct Answer
(A) Methane
Step-by-step Solution
Detailed explanation
(D)
\(\mathrm{SF}_{6}\) - Expanded octet of \(\mathrm{S}\)
\(\mathrm{BF}_{3}, \mathrm{AlCl}_{3} \rightarrow\) Incomplete octet of \(\mathrm{B}\) and \(\mathrm{Al}\) respectively. \(\mathrm{CH}_{4}-\) Complete octet of \(\mathrm{C}\).
\(\mathrm{SF}_{6}\) - Expanded octet of \(\mathrm{S}\)
\(\mathrm{BF}_{3}, \mathrm{AlCl}_{3} \rightarrow\) Incomplete octet of \(\mathrm{B}\) and \(\mathrm{Al}\) respectively. \(\mathrm{CH}_{4}-\) Complete octet of \(\mathrm{C}\).
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