1. for the electron configuration 3p^2, which of the following describes the number of electrons in the given orbital?
a. 3
b. 2
c. 5
d. 6
2. why are the noble gases nonreactive?
a. they are ionic in nature.
b. they have atoms which are bonded to one another.
c. their valence orbitals are completely occupied.
d. their valence orbitals are half-full.
3. which of the following elements is considered reactive according to the octet rule?
a. ne
b. he
c. cl
d. xe
4.which of the following elements has only one electron in its outermost s orbital?
a. f
b. al
c. mg
d. na
5. which of the following four orbitals is furthest from the nucleus?
a. 3s
b. 1s
c. 2p
d. 3p
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