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Which of the following electronic configuration an atom has the lowest ionisation enthalpy?
Options
(a) 1s²2s²sp³
(b) 1s²2s²2p⁵3s¹
(c) 1s²2s²2p⁶
(d) 1s²2s²2p⁵
Correct Answer:
1s²2s²2p⁵3s¹
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Question Type: Memory
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- At 0K, (i) ¹²C and (ii) a mixture of ¹²C and ¹⁴C will
- The weight of iron which will be converted into its oxide(Fe₃O₄) by the action of 18g
- Which one of the following reagents will be able to distinguish between 1-butyne
- The oxidation numbers of hydrogen in KH,MgH₂ and NaH are respectively
- Which of the following, on hydrolysis, forms acetic acid
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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