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Atoms Test 1 Questions and Answers 100% Correct
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Exam of 4 pages for the course Atom at Atom (Atoms Test 1)
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Atoms Test 1What are the basic particles that make up all matter? - answer Atoms
Nucleus - answer Small area near the center of the atom where protons and neutrons
are located
All atoms contain at least one - answer Proton and electron(unless its an ion)
Charge of protons - answer Positive
Charge of Electrons - answer Negative
Charge of Neutrons - answer Neutral
When matter contains only one kind of atom, it is ____. - answer An element
The subatomic particles of an atom determine how ____. - answer Atoms combine with
one another
What is an element? - answer Matter in which all of the atoms contain the same number
of protons
Atoms that are not ___s do not carry a charge. - answer Ion
What two subatomic particles must there be an equal number of for an atom to be
neutrally charged? - answer Protons and electrons
Ion - answer Positively or negatively charged particles created when an atom gains or
loses an electron
Atoms of the same element can have a different number of ___ and ___. - answer
Electrons and Neutrons
The number of ____s determine the atomic number and what type of element it is -
answerProton
The ___ charge of an atom does not change – answer Positive
When electrons are gained, the negative charge becomes ___ than the positive charge
- answer Stronger (and visa versa with electrons lost)
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