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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
(964)
Difficulty Level: Easy
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Topics: Classification of Elements and Periodicity
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Subject: Chemistry
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- What is the number of mols of hydrogen atoms in 3.2g of methane
- The base principle of Cottrell’s precipitator is
- Which of the following metal has the biggest tendency for the half reaction
- Heat of combustion ΔH for C(s) , H₂(g)and CH₄(g) are -94, -68 and -213 kcal/mol.
- What is the entropy change (in J K⁻¹ mol⁻¹) when one mole of ice is converted
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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