Lebel Flashcards

1
Q

Chemical nomenclature

A

The organized system a chemist uses to name substances and write their chemical formulas.

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2
Q

Chemical formula

A

Represents the number of each kind of atom bonded together in a substance.

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3
Q

Subscript

A

The number of atoms or ions present in the formula.

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4
Q

Compounds

A

Pure substances that contain more than one kind of atom or ion.

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5
Q

Ionic compounds

A

Form when oppositively charged ions are attracted to each other by means of an ionic bond, a very strong force of electrostatic attraction.

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6
Q

Exceptions to the H Acid Rule

A

H2S hydrogen sulfide; HCl hydrogen chloride; HCN hydrogen cyanide

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