Multiple choice

Which is a compound?

  1. Vinegar

  2. Salt

  3. Milk

  4. Tin
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A compound is a substance formed when two or more chemical elements are chemically bonded together. Salt (sodium chloride) is a compound, whereas vinegar is a mixture, milk is a colloid/mixture, and tin is an element.

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