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Which one of the following molecules contains no π bond?
Options
(a) H₂O
(b) SO₂
(c) NO₂
(d) CO₂
Correct Answer:
H₂O
Explanation:
All the molecules have O atom with lone pairs, but in H₂O the H atom has no vacant orbital for pi-bonding. That’s why it does not have any pi-bond. In all other given molecules the central atom because as the presence of vacant orbitals is capable to form pi-bonds.
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Question Type: Memory
(964)
Difficulty Level: Easy
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Topics: Chemical Bonding and Molecular Structure
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Subject: Chemistry
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following compounds will gives positive test with Tollen’s reagent
- Allyl chloride on dehydrochlorination gives
- Ethyl benzoate can be prepared from benzoic acid by using
- KMnO₄ acts as an oxidising agent in the netural medium and gets reduced to MnO₂.
- Mass of one atom of X is 2.66 x 10⁻²³ g, then its 32 g is equal to
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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