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Electric configuration of chalcogens in their outermost orbit is
Options
(a) s²p³
(b) s²p⁴
(c) s²p⁵
(d) s²p⁶
Correct Answer:
s²p⁴
Explanation:
Chalcogens are oxygen family.
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- Reaction of HBr with propene in the presence of peroxide gives
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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
- An equation is given as:SnO₂ + C → Sn + CO.Its balanced form will involve
- Reaction of HBr with propene in the presence of peroxide gives
- An organic compound gives Molisch’s test as well as Benedict’s test.
- One litre hard water contains 12 mg Mg²⁺. Milli equivalents of washing soda
- Magnesium carbonate of x g decomposes. What is the percentage of purity
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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