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What is the term for a simple substance that cannot be broken down into smaller parts, determined by atomic number?
What is the term for a simple substance that cannot be broken down into smaller parts, determined by atomic number?
Which characteristic distinguishes metals from nonmetals?
Which characteristic distinguishes metals from nonmetals?
What does the atomic number of an element represent?
What does the atomic number of an element represent?
Which term refers to an atom with a positive or negative charge due to an unequal number of protons and electrons?
Which term refers to an atom with a positive or negative charge due to an unequal number of protons and electrons?
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What distinguishes a compound from a substance?
What distinguishes a compound from a substance?
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What is the main characteristic of a metalloid?
What is the main characteristic of a metalloid?
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