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Variable valency in general, is exhibited by
Options
(a) transition elements
(b) gaseous elements
(c) non-metals
(d) s-block elements
Correct Answer:
transition elements
Explanation:
Transition elements show variable valency due to presence of vacant d-orbitals.
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Question Type: Memory
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Difficulty Level: Easy
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Topics: Classification of Elements and Periodicity
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Subject: Chemistry
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Phospholipids are esters of glycerol with
- The oxidation state of sulpur in sodium tetrathionate (Na₂S₄O₆) is
- What is the mass of the precipitate formed when 50 mL of 16.9% solution of AgNO₃
- In aqueous solution of H₂O₂ oxidises H₂S
- Enthalpy of CH₄ + ¹/² O₂ → CH₃OH is negative. If enthalpy of combustion of CH₄
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Classification of Elements and Periodicity (94)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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