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DALTON'S ATOMIC THEORY MCQ - NEET Practice Questions with Answers
Edited By admin | Updated on Sep 25, 2023 25:23 PM | #NEET
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13 Questions around this concept.
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MEDIUMWhich of the following postulates of Dalton's Atomic Theory was later found to be incorrect based on the discovery of isotopes?
Select the correct statement from the following:
A. Atoms of all elements are composed of two fundamental particles.
B. The mass of the electron is .
C. All the isotopes of given elements show the same chemical properties.
D. Protons and electrons are collectively known as nucleons
E. Dalton's atomic theory regarded the atom as an ultimate particle of matter.
Choose the correct answer from the option given below:
Concepts Covered - 1
DALTON'S ATOMIC THEORY
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Matter consists of indivisible atoms.
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Atom is indivisible and cannot be broken down.
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All the atoms of a given element have identical properties, including identical mass. Atoms of different elements differ in mass.
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Compounds are formed when atoms of different elements combine in a fixed ratio.
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Chemical reactions involve the reorganization of atoms. These are neither created nor destroyed in a chemical reaction.
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