SSC
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A form of matter that has a definite composition and distinct properties.
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Mixture
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Element
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Compound
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Pure Substance
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Explanation:
Detailed explanation-1: -Pure Substance Matter that has a fixed composition and distinct properties. All pure substances are either elements or compounds. Elements All atoms are the same kind, elements have only one type of atom. e.g. oxygen (O2), gold (Au), silicon (Si) and diamond (C).
Detailed explanation-2: -Matter that has a uniform and definite composition is called a substance. substances, which are also referred to as pure substances.
Detailed explanation-3: -Pure substances are made of a single type of molecule or atom. Pure substances are uniform and constant. Pure substances always have specific or fixed melting points and boiling points. Predictable subjects are formed when pure substances come under chemical reactions.
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