The fourth state of matter is known as
(1) Gas
(2) Vapour
(3) Plasma
(4) Electrons
The fourth state of matter is known as
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Correct Answer – (3) Plasma
Explanation: The characteristics of plasmas are significantly different from those of ordinary neutral gases so that plasmas are considered a distinct “fourth state of matter, plasma is a state of matter similar to gas in which a certain portion of the particles is ionized. Heating a gas may ionize its molecules or atoms (reduce or increase the number of clcctrons in them), thus turning it into a plasma, which contains charged particles: positive ions and negative electrons or ions.