The value of 'x' in [Cu(CO)x]⁺such that it obeys the 18 electron rule is · ABC26IN0757

Subject: Inorganic Chemistry · Chapter: Organometallic Compounds · Topic: Organometallics – General · Exam: JAM 2005-2022 · Marks: 2 · Difficulty: Easy

The value of 'x' in $\left[\mathrm{Cu}(\mathrm{CO})_{\mathrm{x}}\right]^{+}$such that it obeys the 18 electron rule is
(a)6
(b)5
(c)4
(d)3
Answer
Answer: C ✓ checked by 4AB · confidence high
Explanation
Cu⁺ (d¹⁰) + 4 × 2 = 18: [Cu(CO)₄]⁺ (c).

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