1.

Complete the following:Lavoisier, a French chemist, on the basis of quantitative studies, classified substances into elements and compounds. He showed that when mercuric oxide is heated, it changes into …………… and ………………. .Mercuric Oxide Mercuric oxide is a compound because it decomposes into …………………. substances. But mercury and …………….. cannot be further decomposed into simpler substances hence they are ……………… .

Answer»

Complete the following:



Lavoisier, a French chemist, on the basis of quantitative studies, classified substances into elements and compounds. He showed that when mercuric oxide is heated, it changes into …………… and ………………. .



Mercuric Oxide



Mercuric oxide is a compound because it decomposes into …………………. substances. But mercury and …………….. cannot be further decomposed into simpler substances hence they are ……………… .



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