SCIENCE
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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elements
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pure substances
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the atmosphere
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matter
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Detailed explanation-1: -The basic unit of all matter is the atom. The atom is the smallest unit of matter that can’t be divided using any chemical means and the building block that has unique properties. In other words, an atom of each element is different from an atom of any other element.
Detailed explanation-2: -Atoms are the smallest unit of matter that can exist independently.
Detailed explanation-3: -This fundamental or basic unit was what Democritus called an atom. He called this the theory of the universe: All matter consists of atoms, which are bits of matter too small to be seen.
Detailed explanation-4: -The Atom. All matter such as solids, liquids, and gases, is composed of atoms. Therefore, the atom is considered to be the basic building block of matter.