States of Matter / पदार्थ की अवस्थाएँ - गैस एवं द्रव
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Chemistry
States of Matter / पदार्थ की अवस्थाएँ - गैस एवं द्रव
Question Bank
Nature of Matter
question_answer
Two substances A and B when brought together form a substance C with the evolution of heat. The properties of C are entirely different from those of A and B. The substance C is
A) a compound
B) an element
C) a mixture
D) none of these.
Correct Answer:
A
Solution :
C is a compund which is formed as a result of reaction between A and B.