Two chemical species, X and Y, combine together to form a product P which contains both X and Y X + Y → P. X and Y cannot be broken down into simpler substances by simple chemical reactions. Which of the following concerning the species X, Y and P are correct? (i) P is a compound (ii) X and Y are compounds (iii) X and Y are elements (iv) P has a fixed composition (a) (i), (ii) and (iii), (b) (i), (ii) and (iv) (c) (ii), (iii) and (iv) (i), (iii) and (iv)
ScienceClass 9CBSEAnswered 27 Mar 2026
Answer
- Solution:
The answer is (d) (i), (iii) and (iv)
Here, X and Y cannot be further broken down into simpler substances. Hence, X and Y are elements, and P can be broken down into its elements, P is a compound with a fixed composition.
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