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Which pair of atomic numbers represents s-block elements?
Options
(a) 3,12
(b) 6,12
(c) 7,15
(d) 9,17
Correct Answer:
3,12
Explanation:
Last electron goes to s-subshell.
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- Which one gives secondary alcohol when treated with Grignard reagent
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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
- The shape of cuprammonium ion is
- Which one gives secondary alcohol when treated with Grignard reagent
- An organic compound A(C₄H₉Cl) on reaction with Na/diethylether gives a hydrocarbon
- Total number of isomers possible for the molecular formula C₄H₁₀O is
- Variable valency in general, is exhibited by
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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