How would you classify each of the following as element, compound, or mixture?

(a) platinum
(b) table salt
(c) soy sauce
(d) sugar

1 Answer
Aug 30, 2016

(a) Platinum is a precious metal, which is an element........


(b) Table salt is a binary chemical compound, i.e. #NaCl#.

(c) Soy sauce is a solution that contains salt and flavourings, and is thus a mixture.

(d) Sugar is a pure chemical compound.