heterogeneous chemical reaction

heterogeneous chemical reaction

[‚hed·ə·rə′jē·nē·əs ¦kem·ə·kəl rē′ak·shən]
(chemistry)
Chemical reaction system in which the reactants are of different phases; for example, gas with liquid, liquid with solid, or a solid catalyst with liquid or gaseous reactants.
References in periodicals archive ?
The concern among scientists is that chlorine in the Arctic stratosphere may be involved in so-called heterogeneous chemical reactions, which are the key to the rapid ozone destruction in the Antarctic (SN: 10/10/877, p.

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