The correct order of stability of difluorides is: · ABC26IN0177
Subject: Inorganic Chemistry · Chapter: Main Group Elements · Topic: Main Group Elements – General · Exam: CSIR NET 2011 · Marks: 2 · Difficulty: Hard
The correct order of stability of difluorides is:
(a)$\mathrm{GeF}_{2}>\mathrm{SiF}_{2}>\mathrm{CF}_{2}$
(b)$\mathrm{CF}_{2}>\mathrm{SiF}_{2}>\mathrm{GeF}_{2}$
(c)$\mathrm{SiF}_{2}>\mathrm{GeF}_{2}>\mathrm{CF}_{2}$
(d)$\mathrm{CF}_{2}>\mathrm{GeF}_{2}>\mathrm{SiF}_{2}$
Answer
Answer: A ✓ checked by 4AB · confidence medium
The source book printed B; on checking, A is correct — see the explanation.
Book printed (b).
Explanation
Stability of the +2 state rises down group 14 (inert-pair effect): GeF₂ > SiF₂ > CF₂ (a).
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