Electrons Quiz-Review Question Preview (ID: 49156)
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What particle is small and negatively charged?
a) Proton
b) Neutron
c) Electron
d) Alpha particle
How many electrons does Li+1 have?
a) 1 electron
b) 2 electrons
c) 3 electrons
d) 4 electrons
What is the atomic number for iron?
a) 26
b) 7
c) 15
d) 32
What is the correct electron configuration for boron?
a) 2-4
b) 2-3
c) 2-8-3
d) 2-6-4
What is the principle energy level with the least amount of energy?
a) n=1
b) n=3
c) n=5
d) n=7
What is the principle energy level with the most energy?
a) n=1
b) n=3
c) n=5
d) n=7
What is the maximum number of electrons that can occupy the 4th shell?
a) 2
b) 8
c) 18
d) 32
How do you find the number of energy levels for an atom?
a) the group number
b) the period number
c) the atomic number
d) the mass number
What happens to energy when electron fall from the excited state to the ground state?
a) they release energy
b) they absorb energy
c) nothing
d) they release and absorb energy
What is the electron configuration of Ca in the excited state?
a) 2-8-8-2
b) 2-8-7-3
c) 2-7-9-2
d) 2-6-8-4
What is a valence electron?
a) An electron in the n=1 energy level
b) An electron in the nucleus
c) An electron in the outermost energy level
d) An electron in the n=4 energy level
What is produced when electrons fall from the excited state to the ground state
a) Spectral lines
b) Fire
c) Gamma particles
d) Lewis Dot Structure
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