SCIENCE
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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contains only one element.
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varies in chemical compostion depending on the sample size
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has a definite composition the elements that the compound contains.
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can be classified as either heterogenous or homogenous.
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Detailed explanation-1: -A compound contains atoms of different elements chemically combined together in a fixed ratio. A mixture is a combination of two or more substances where there is no chemical combination or reaction. Compounds contain different elements in a fixed ratio arranged in a defined manner through chemical bonds.
Detailed explanation-2: -Compound:a substance that is made up of more than one type of atom bonded together. Mixture: a combination of two or more elements or compounds which have not reacted to bond together; each part in the mixture retains its own properties.
Detailed explanation-3: -The Law of Definite Composition: In different samples of any pure compound, elements combine always in the same, fixed, proportions by mass. compound has some definite mass composition].