For the energy levels in an ato which one of the following statements is/are correct?A. There are seven principal electron energy levels.B. The second principal energy level can have 4 subnergy levels and contain a maximum of 8 electrons.C. The M energy level can have a maximum of 32 electrons.D. The 4s subenergy level is at a lower energy than the 3d subenergy level.

For the energy levels in an ato which one of the following statements

1.	For the energy levels in an ato which one of the following statements is/are correct?A. There are seven principal electron energy levels.B. The second principal energy level can have 4 subnergy levels and contain a maximum of 8 electrons.C. The M energy level can have a maximum of 32 electrons.D. The 4s subenergy level is at a lower energy than the 3d subenergy level.
Answer» Correct Answer - A::D

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