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WorksheetsValence Electrons
Total questions: 20
Worksheet time: 5hrs 0mins
The outer most electrons are called...
valence electrons
heavy electrons
emission electrons
Excited electrons
This subatomic particle is involved in forming chemical bonds and building compounds...
protons
neutrons
valence electrons
nucleus
When electrons are found in lower energy levels and are in a stable orientation we say that these electrons are in...
the ground state
the excited state
the valence state
the neutral state
When electrons are found in higher energy levels, further from the nucleus and are unstable we say that these electrons are in...
the ground state
the excited state
the valence state
the neutral state
The octet rule tells us that atoms are "happy" or stable when...
they have 8 neutrons in the nucleus
they have 18 neutrons in the nucleus
they have 8 electrons in their outer most orbital
they have 18 electrons in their outer most orbital
Lewis Dot Structures provide information about an atom. It tells us...
how many valence electrons it has
how many total electrons it has
how many protons it has
the size of the atom
When electrons in an atom go from the excited state to the ground state they release energy in the form of...
heat
light
sound
potential
When electrons in an atom go from the excited state to the ground state they produce something called...
an absorption spectra
an emission spectra
the visual spectra
white light
When electrons in an atom go from the ground state to the excited state they produce something called...
an absorption spectra
an emission spectra
the visual spectra
white light
As an electron moves further away from the nucleus toward higher orbitals that electron...
gains energy
loses energy
remains at constant energy
As an electron moves closer to the nucleus toward lower orbitals that electron...
gains energy
loses energy
remains at constant energy
All atoms are most stable with (or would "prefer") how many electrons in their valence shell?
1
2
8
18
How many valence electrons does carbon have?
4
5
6
7
This is the Lewis Dot structure for carbon (C). What can you determine from this figure?
Carbon has 4 valence electrons
Carbon has 4 orbitals
Carbon has 4 electrons
Carbon has an atomic mass of 4
This is a Lewis Dot structure for nitrogen (N). What can you determine from this figure?
Nitrogen has 5 valence electrons
Nitrogen has 5 electrons
Nitrogen has 5 orbitals
Nitrogen is stable
This is a Lewis Dot structure for neon (Ne). What can you determine from this figure?
Nitrogen has 4 valence electrons
Nitrogen has 8 electrons
Nitrogen has 4 orbitals
Nitrogen is stable because it completes the octet rule
