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The electronic configuration of chalcogens is
Options
(a) ns²np²
(b) ns²np³
(c) ns²np⁴
(d) ns²np¹
Correct Answer:
ns²np⁴
Explanation:
The elements of group VI A of the periodic table are called chalcogens . e.g. oxygen, sulphur, selenium, tellurium and polonium. The general electronic configuration of these elements is ns² np⁴.
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- p-Nitrobromobenzene can be converted to p-nitroaniline by using NaNH₂.
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Topics: Classification of Elements and Periodicity
(94)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In Kjeldahl’s mathod, the nitrogen present is estimated as
- p-Nitrobromobenzene can be converted to p-nitroaniline by using NaNH₂.
- Which of the following inert gases does not have eight electrons
- Among the following, identify the compound which cannot act as both oxidising
- If the equilibrium constant for reaction is K, the equilibrium constant for
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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