General chemistry

General chemistry

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General chemistry

Superoxide

Chemistry; General chemistry

A binary compound containing oxygen in the -½ oxidation state. For example, KO2 is potassium superoxide, an ionic compound containing the superoxide ion, O2-.

An addition compound contains two or more simpler compounds that can be packed in a definite ratio into a crystal. A dot is used to separate the compounds in the formula. For example, ZnSO4•7 H2O is ...

Dyne

Chemistry; General chemistry

The unit of force in the obsolete cgs system of units. A dyne is the force required to accelerate a 1 g mass by 1 cm/s per second.

Molecular formula

Chemistry; General chemistry

A notation that indicates the type and number of atoms in a molecule. The molecular formula of glucose is C6H12O6, which indicates that a molecule of glucose contains 6 atoms of carbon, 12 atoms of ...

Supersaturated solution

Chemistry; General chemistry

A supersaturated solution has concentration of solute that is higher than its solubility . A crystal of solute dropped into a supersaturated solution grows; excess solute is deposited out of the ...