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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 statements concerning the species X, Y and P correct? (i) P is a compound. (ii) X and Y are compounds. (iii) X and Y are elements. (iv) P has a fixed composition.

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(d) P is obtained by the combination of X and Y. Thus, it is a compound. X and Y cannot be broken into simpler substances. Thus, they are elements. As P is a compound, it has a fixed composition.

https://www.tiwariacademy.com/ncert-solutions-class-9-science-curiosity-chapter-2/

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    1. (d) P is obtained by the combination of X and Y. Thus, it is a compound. X and Y cannot be broken into simpler substances. Thus, they are elements. As P is a compound, it has a fixed composition.

      https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-2/

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