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100

An ion with a negative charge.

What is an anion?

100

A mixture composed of two or more elements, at least one of which is a metal.

What is an alloy?

100

An ion with a positive charge.

What is a cation?

100

A neutral group of atoms that are joined together by one or more covalent bonds.

What is a molecule?

200

The attraction between a metal cation and the shared electrons that surround it.

What is a metallic bond?

200

An atom or group of atoms that has a positive or negative charge.

What is an ion?

200

A representation of the valence electrons of an atom that uses dots around the symbol of the element.

What is an electron dot diagram?

200

The force that holds cation and anions together.

What is an ionic bond?

300

An attraction between atoms that combine to form chemical compounds and bring stability to the resulting product.

What is a chemical bond?

300

Substances in which the constituent atoms, molecules, or ions are packed in a regularly ordered, repeating three-dimensional pattern.

What are crystals?

300

A chemical bond in which two atoms share a pair of valence electrons.

What is a covalent bond?

300

An ion composed of two or more atoms.

What is a polyatomic ion?

400

A covalent bond consisting of electrons that are unevenly distributed.

What is a polar covalent bond?

400

A notation that shows what elements a compound contains and the ratio of the atoms or ions of these elements in the compound.

What is chemical formula?