The correct order of bond angles in BF₃, NH₃, NF₃ and PH₃ is · ABC26IN0570

Subject: Inorganic Chemistry · Chapter: Chemical Bonding · Topic: Chemical Bonding – General · Exam: JAM 2005-2022 · Marks: 2 · Difficulty: Hard

The correct order of bond angles in $\mathrm{BF}_{3}, \mathrm{NH}_{3}, \mathrm{NF}_{3}$ and $\mathrm{PH}_{3}$ is

(a)$\mathrm{BF}_{3}>\mathrm{NH}_{3}>\mathrm{NF}_{3}>\mathrm{PH}_{3}$

(b)$\mathrm{PH}_{3}>\mathrm{BF}_{3}>\mathrm{NF}_{3}>\mathrm{NH}_{3}$

(c)$\mathrm{PF}_{3}>\mathrm{PH}_{3}>\mathrm{NH}_{3}>\mathrm{NF}_{3}$

(d)$\mathrm{NH}_{3}>\mathrm{NF}_{3}>\mathrm{BF}_{3}>\mathrm{PH}_{3}$

Answer

Answer: A ✓ checked by 4AB · confidence high

Explanation

BF₃ 120° > NH₃ 107° > NF₃ 102° > PH₃ 93.5° (a).

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