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Which of the following is electron-deficient?
Options
(a) (SiH₃)₂
(b) (BH₃)₂
(c) PH₃
(d) (CH₃)₂
Correct Answer:
(BH₃)₂
Explanation:
Electron deficient molecules are compounds which do not have sufficient number of eletrons to form normal covalent bonds. (BH₃)₂ has two 3 centre – 2 electron bonds.
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- Which of the following statement concerning lanthanides elements is fals
- If KMnO₄ is reduced by oxalic caid, in an acidic medium, then oxidation number of Mn changes from
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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
- In the process of nitration, the electrophile formed is
- Which of the following statement concerning lanthanides elements is fals
- If KMnO₄ is reduced by oxalic caid, in an acidic medium, then oxidation number of Mn changes from
- Which of the following is the green coloured powder produced when ammonium
- A zinc rod is place in 0.095 M solution of zinc sulphate at 298 K, the potential
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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