Question

24. A quantum is a finite amount of energy gained or lost by an atom.- F?

25. An atom is in an excited state when it has its lowest energy.- F

26. The Bohr model of the atom shows electrons in areas called energy levels.- F?

27. The principal quantum number indicates the main energy level around the nucleus.- T

28. Electrons in pairs have opposite spin.- T

30. When electrons move to lower levels they lose energy.- T

31. Visible light is a form of electromagnetic radiation.- T

Thanks
-MC

Answers

bobpursley
24 very poorly worded, my guess they want it to be true.
26F, probably, poorly worded. The original model was F, but was revised.
others correct.

Thanks so much!

-MC

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