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Chemistry, 14.12.2020 22:20 carlchang2025

What is at the center of every atom? an electron
a compound
a molecule
a nucleus
#2 - Which two particles make up the nucleus of an atom? *
protons and electrons
protons and neutrons
molecules and compounds
neutrons and electrons
#3 - What is the role of an electron in an atom? *
electrons live inside the nucleus and carry a neutral charge
electrons circle the nucleus and have a positive charge
electrons circle the nucleus and have a negative charge
electrons live inside the nucleus and have a negative charge
#4 - In an atom, what is the number of protons equal to? *
the number of electrons
the number of neutrons
the number of molecules
the number of nuclei
#5 - Which of the following determines the type of element that an atom makes? *
the size of the nucleus
the number of protons
how much the atom weighs
the number of neutrons
#7 - What is a compound? *
the center of an atom that is formed by neutrons, protons, and electrons
a tiny particle that makes up all matter
a molecule that is formed from two or more different types of atoms.
a molecule that is formed from the same type of atoms

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What is at the center of every atom? an electron
a compound
a molecule
a nucleus<...

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