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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: - The maximum energy is possessed by an electrons,when it is present
- Which of the following statement is not applicable to chemisorption
- Galena is an ore of
- Which of the following corresponds to the electronic configuration 1s², 2s²,2p⁶
- The pyknometric density of sodium chloride crystal is 2.165 x 10³ kg m⁻³,
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 maximum energy is possessed by an electrons,when it is present
- Which of the following statement is not applicable to chemisorption
- Galena is an ore of
- Which of the following corresponds to the electronic configuration 1s², 2s²,2p⁶
- The pyknometric density of sodium chloride crystal is 2.165 x 10³ kg m⁻³,
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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