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Q.

The maximum number of sub levels, orbitals and electrons in 'N' shell are respectively

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a

4, 12 and 32

b

4, 16 and 30

c

4, 16 and 32

d

4, 32 and 64

answer is C.

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Detailed Solution

Answer:4, 16, 32

Why:

  • For shell N → principal quantum number n = 4.
  • Number of subshells (sub-levels) = n = 4 → s, p, d, f.
  • Number of orbitals in a shell = n² = 4² = 16.
  • Maximum electrons in a shell = 2n² = 2×4² = 32.
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The maximum number of sub levels, orbitals and electrons in 'N' shell are respectively