Physical Science: Classification and Conservation of Matter

______ are made up of one kind of atom and the symbol for each element is unique.

• Element

• Compound

_____ are composed “made up” of more than one atom chemically bonded.

• Compound

• Element

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NGSS.MS-PS1-1

List three examples of a compound.

• H2O

• NaCl

• C6H12O6

• trash can

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NGSS.MS-PS1-1

Chemical formulas show the different ____ that compose or make up a compound.

• Atom

• Compound

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What is the force of attraction that holds atoms together as a result of the rearrangement of electrons between them?

• Ionic bonds

• Atom

What kind of bond is formed “made” when metals react with a nonmetal or when metal and nonmetal form a compound “new substance”?

• Ionic bonds

• Atom

What kind of compound is formed when a metal combines or bonds with a nonmetal?

• Ionic compounds

• Ionic bonds

In ionic bonds, the _________ are transferred “moved from” the metals to the nonmetals.

• Electrons

• Compounds

What kind of bond is formed when nonmetals react with nonmetals or two or more nonmetals form a compound?

• Covalent bond

• Electrons

What kind of compound is formed when a nonmetal combines or bonds with a nonmetal?

• Covalent bond

• Electrons

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NGSS.MS-PS1-1