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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.
Related Questions: - Which metal is extracted by complexing with KCN
- If α is dissociation constant, then the total number of moles for the reaction
- Which responds to +ve iodoform test
- If pH value of a solution is 3 and by adding water, it becomes 6,
- If the adsorbate is held on a surface by weak Van der Walls forces
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
- Which metal is extracted by complexing with KCN
- If α is dissociation constant, then the total number of moles for the reaction
- Which responds to +ve iodoform test
- If pH value of a solution is 3 and by adding water, it becomes 6,
- If the adsorbate is held on a surface by weak Van der Walls forces
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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