4. How many orbitals are contained in the third principal level (n = 3) of a...

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science chemistry

Answer 1

Answer #1

Answer:-)

Third principal shell (n = 3) has three subshells :

3 s , 3p and 3d.

s- subshell has one orbital.

p- subshell has three orbitals.

d- subshell has five orbitals.

Thus, total number of orbitals = (1 + 3 + 5) = 9

Hence, option A): "9" is correct answer.

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Answer 2

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