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8 Ice, H2O(s), is classified as(1) an ionic compound(2) a molecular compound (3) a homogeneous mi

January 2018 NY Regents Chemistry Exam


8 Ice, H2O(s), is classified as (1) an ionic compound (2) a molecular compound

(3) a homogeneous mixture

(4) a heterogeneous mixture


Solution:H2O(s) consists of atoms of different elements in fixed proportions representing a compound. A mixture would have multiple substances such as NaCl (aq) ( salt dissolved in water). H2O is composed of nonmetals only and is therefore a molecular compound.

Answer: 2


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