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According to the periodic table, which of the following best represents a Nitrogen atom?
57
Protons = 7; Neutrons = 7; Electrons = 7
Electrons are negative, neutrons are neutral, and protons are positive
Protons and neutrons
protons and electrons
Protons = 17; Neutrons = 18; Electrons = 17
# of valence electrons
It has a mass but no charge.
Which two subatomic particles contribute the most to the mass of an atom?
57
Protons = 7; Neutrons = 7; Electrons = 7
Electrons are negative, neutrons are neutral, and protons are positive
Protons and neutrons
protons and electrons
Protons = 17; Neutrons = 18; Electrons = 17
# of valence electrons
It has a mass but no charge.
There are three main types of subatomic particles in an atom. Which of these particles balance the charge of the atom?
57
Protons = 7; Neutrons = 7; Electrons = 7
Electrons are negative, neutrons are neutral, and protons are positive
Protons and neutrons
protons and electrons
Protons = 17; Neutrons = 18; Electrons = 17
# of valence electrons
It has a mass but no charge.
Which of the following gives the correct number of each subatomic particle that make up a neutral Chlorine atom?
57
Protons = 7; Neutrons = 7; Electrons = 7
Electrons are negative, neutrons are neutral, and protons are positive
Protons and neutrons
protons and electrons
Protons = 17; Neutrons = 18; Electrons = 17
# of valence electrons
It has a mass but no charge.
Which of thèse best describes one of the subatomic particles that could be found in the center of the atom?
57
Protons = 7; Neutrons = 7; Electrons = 7
Electrons are negative, neutrons are neutral, and protons are positive
Protons and neutrons
protons and electrons
Protons = 17; Neutrons = 18; Electrons = 17
# of valence electrons
It has a mass but no charge.
What is the charge of the electron, the neutron, and the proton?
57
Protons = 7; Neutrons = 7; Electrons = 7
Electrons are negative, neutrons are neutral, and protons are positive
Protons and neutrons
protons and electrons
Protons = 17; Neutrons = 18; Electrons = 17
# of valence electrons
It has a mass but no charge.
If an atom has an atomic mass of 101 and an atomic number of 44, how many neutrons would it have?
57
Protons = 7; Neutrons = 7; Electrons = 7
Electrons are negative, neutrons are neutral, and protons are positive
Protons and neutrons
protons and electrons
Protons = 17; Neutrons = 18; Electrons = 17
# of valence electrons
It has a mass but no charge.
Which of the following determines an atom’s reactivity?
57
Protons = 7; Neutrons = 7; Electrons = 7
Electrons are negative, neutrons are neutral, and protons are positive
Protons and neutrons
protons and electrons
Protons = 17; Neutrons = 18; Electrons = 17
# of valence electrons
It has a mass but no charge.
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