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The number of unpaired electrons in 1s² 2s² 2p³ is
Options
(a) 3
(b) 1
(c) 5
(d) 2
Correct Answer:
3
Explanation:
1s² 2s² 2p³ ⇒ [1s² 2s² 2p¹(x) 2p¹(y) 2p¹(z)] / unpaired electrons = 3
Related Questions: - Which one of the following metals forms superoxide?
- An electron with values 4,1,-1 and +1/2 for the set of four quantum numbers
- The elements having the electronic configuration [Kr] 4d¹°f¹⁴,5s² p⁶d²,6s² belongs
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Topics: Structure of Atom
(90)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which one of the following metals forms superoxide?
- An electron with values 4,1,-1 and +1/2 for the set of four quantum numbers
- The elements having the electronic configuration [Kr] 4d¹°f¹⁴,5s² p⁶d²,6s² belongs
- Identify the gas which is readily adsorbed by activated charcoal
- The reaction that takes place when Cl₂ gas is passed through conc.NaOH solution
Topics: Structure of Atom (90)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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