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Which of the following represents correct decreasing order of polarity?
Options
(a) NH₃ > PH₃ > AsH₃ > SbH₃
(b) NH₃ >SbH₃ > AsH₃ > PH₃
(c) SbH₃ > AsH₃ > PH₃ > NH₃
(d) NH₃ > AsH₃ > SbH₃ > PH₃
Correct Answer:
NH₃ >SbH₃ > AsH₃ > PH₃
Explanation:
Electronegativities of H, Sb, As, P and N are 2.1, 1.9, 2.0, 2.1 and 3.0 respectively.
Related Questions: - Which of the following will not show resonance
- The conductivity of strong electrolyte
- HSO₄⁻ + OH⁻ → SO₄²⁻ + H₂O. which is correct about conjugate acid – base pair
- The hybridised state of N in R₂NH is
- Oxidation number of Fe in Fe(CO)₅ is
Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Chemical Bonding and Molecular Structure
(86)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following will not show resonance
- The conductivity of strong electrolyte
- HSO₄⁻ + OH⁻ → SO₄²⁻ + H₂O. which is correct about conjugate acid – base pair
- The hybridised state of N in R₂NH is
- Oxidation number of Fe in Fe(CO)₅ is
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Chemical Bonding and Molecular Structure (86)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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