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Which subatomic particle (or particles) exist in an atom's nucleus?
electrons
2
0
Protons and neutrons only
The nucleus contains protons, so it has a positive charge..
neutron
2
Protons and neutrons have about the same mass
Which subatomic particle is responsible for chemical properties of atoms?
electrons
2
0
Protons and neutrons only
The nucleus contains protons, so it has a positive charge..
neutron
2
Protons and neutrons have about the same mass
What is the maximum number of electrons in the first electron shell, closest to the nucleus?
electrons
2
0
Protons and neutrons only
The nucleus contains protons, so it has a positive charge..
neutron
2
Protons and neutrons have about the same mass
Does the nucleus of an atom have a positive or negative charge?
electrons
2
0
Protons and neutrons only
The nucleus contains protons, so it has a positive charge..
neutron
2
Protons and neutrons have about the same mass
Neon has 10 protons and 10 electrons. How many additional electrons would it take to fill the outer (second) electron shell?
electrons
2
0
Protons and neutrons only
The nucleus contains protons, so it has a positive charge..
neutron
2
Protons and neutrons have about the same mass
Choose the true statement concerning the mass of subatomic particles.
electrons
2
0
Protons and neutrons only
The nucleus contains protons, so it has a positive charge..
neutron
2
Protons and neutrons have about the same mass
Calcium has 20 electrons. How many electrons are in the outer shell?
electrons
2
0
Protons and neutrons only
The nucleus contains protons, so it has a positive charge..
neutron
2
Protons and neutrons have about the same mass
Which subatomic particle adds atomic mass to an atom but without adding charge?
electrons
2
0
Protons and neutrons only
The nucleus contains protons, so it has a positive charge..
neutron
2
Protons and neutrons have about the same mass
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