View synonyms for chemical reaction

chemical reaction

[ kem-i-kuhl ree-ak-shuhn ]

Phonetic (Standard)IPA

noun

chemical reaction

a process that involves changes in the structure and energy content of atoms, molecules, or ions but not their nuclei Compare nuclear reaction

chemical reaction

A process in which atoms of the same or different elements rearrange themselves to form a new substance. While they do so, they either absorb heat or give it off.

First recorded in 1780–90

For every 50 degrees Centigrade, you change the chemical reaction rate by a factor of two.

Gastric juice is slightly acid in its chemical reaction, containing about .2 per cent free hydrochloric acid.

The iron oxide is put in it to make it more basic for the chemical reaction that is to take place.

And then, as though slowly dissolving through some chemical reaction, the old man began to fade.

If the soil contains acid, a chemical reaction occurs between it and zinc sulfid, and hydrogen sulfid gas is liberated.

Man cannot love the insect or the chemical reaction which he studies, without sacrificing a part of himself.

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