Chemistry · Chemical Bonding
The electronic configurations of three elements A, B and C are given below: A: 1s2 2s2 2p6 B: 1s2 2s2 2p6 3s2 3p3 C: 1s2 2s2 2p6 3s2 3p5 The stable form of C may be represented by the formula:
- 1C4
- 2C3
- 3C2✓
- 4C
Correct answer
C2
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