SSC MTS EXAM

SSC

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The basic particle from which all elements are made.
A
Element
B
Mixture
C
Acid
D
Atom
Explanation: 

Detailed explanation-1: -Atoms are constructed of two types of elementary particles : electrons and quarks . Electrons occupy a space that surrounds an atom’s nucleus. Each electron has an electrical charge of-1. Quarks make up protons and neutrons, which, in turn, make up an atom’s nucleus.

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