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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Mixture
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Solution
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Detailed explanation-1: -An element is the simplest form of matter that has a unique set of properties. – Oxygen and hydrogen are two of the more than 100 known elements.
Detailed explanation-2: -Elements are a class of chemicals that are the simplest forms of matter; those elements in nature range from hydrogen to uranium.
Detailed explanation-3: -Any characteristic that can be measured, such as an object’s density, colour, mass, volume, length, malleability, melting point, hardness, odour, temperature, and more, are considered properties of matter.
Detailed explanation-4: -Atom: The simplest form of the particle is an atom. An atom is composed of different subatomic particles that are electrons, protons as well as neutrons. An electron has a negative charge, a proton has a positive charge while neutrons are uncharged species.
Detailed explanation-5: -The simplest form of a compound is a molecule. A MOLECULE contains two or more atoms. Since a compound contains two or more different elements, it also contains two or more different atoms, hence the simplest form of a compound is a molecule.