| ⇦ | 
| ⇨ |
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
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Topics: Structure of Atom
(90)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The role of cryolite in the metallurgy of extraction of aluminium is to
- Copper pyrite, the chief ore of copper, is
- Which has maximum number of molecules
- A 20 mass percent H₂SO₄ solution has density 1.15 g mL⁻¹.Molarity
- How many FeSO₄.7H₂SO₄ will be oxidised by an acidified solution containing 9.48g
Topics: Structure of Atom (90)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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