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प्र: Which of the following is not a compound?

  • 1
    Brass
  • 2
    Quick lime
  • 3
    Marble
  • 4
    Soda ash
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उत्तर : 1. "Brass"
व्याख्या :

Answer: A) Brass Explanation: Among the given options Brass is not a compound. Since it is an alloy, it is a mixture.    The smallest part of a compound is called a molecule. It has a unique composition that is always the same. Compound is a substance that consists of two or more elements.

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