SCIENCE
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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element
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compound
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heterogeneous mixture
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homogeneous mixture
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Detailed explanation-1: -A molecule consists of two or more atoms of the same element, or different elements, that are chemically bound together.
Detailed explanation-2: -compound : A substance made from two or more elements. Consists of a fixed ratio of chemically bonded atoms.
Detailed explanation-3: -Molecules consist of two or more atoms bonded together. Compounds are molecules with two or more different elements.
Detailed explanation-4: -chemical compound, any substance composed of identical molecules consisting of atoms of two or more chemical elements. All the matter in the universe is composed of the atoms of more than 100 different chemical elements, which are found both in pure form and combined in chemical compounds.
Detailed explanation-5: -A mixture is a group of different elements or compounds which are not chemically bonded together. Air is a mixture, as it is made up of nitrogen, oxygen and argon (all elements) along with carbon dioxide and water vapour (compounds).