Electrons Question Preview (ID: 5750)
Electronic Configurations And Light.
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What is the maximum number of electrons that a single orbital can hold?
a) 1
b) 2
c) 3
d) 4
How many electrons can a d sublevel hold?
a) 2
b) 6
c) 10
d) 16
According to the Aufbau Principle, which of the following sublevels is the lowest in energy?
a) 2s
b) 2p
c) 3p
d) 3s
The ground-state electron configuration of neon is 1s2 2s2 2p6. In this arrangement, how many of neon's orbitals are completely filled?
a) 1
b) 2
c) 6
d) All of them
The noble gas configuration for bromine is (Ar) 3d10 4s2 4p5. How many unpaired electrons are there in an atom of bromine in the ground state?
a) 0
b) 1
c) 2
d) 3
A ground state atom of which element has one electron in its fourth and outermost energy level?
a) K
b) Na
c) B
d) Ga
A spherical electron cloud surrounding a nucleus would best represent
a) an s orbital
b) a p orbital
c) a d orbital
d) an f orbital
How many electrons can the fourth energy level hold?
a) 8
b) 18
c) 32
d) 24
Compared with an electron on the second energy level, an electron on the fourth energy level has:
a) more energy
b) less energy
c) particle nature
d) wave nature
According to Bohr, which location would be impossible for an electron to exist
a) On the first energy level
b) On the second energy level
c) On the third energy level
d) Between energy levels
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