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Question
How does the existence of isotopes contradict Dalton’s atomic theory?
Short Answer
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Solution
- Atoms are not indivisible, they can be further divided into fundamental particles electrons, protons and neutrons.
- Every atom of an element is not identical. Isotopes are the atoms of same element with same atomic number but different mass number, that means they have same number of protons and electrons but differ in their number of neutrons.
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Discovery of Charged Particles in Matter - Nucleus
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Nuclear energy can be used to make ..........................
TRUE \ FALSE
Uranium-235 and uranium-238 both undergo nuclear fission.
ANSWER IN DETAIL
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The element which does not contain any neutron in its nucleus.
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Differentiate between the following term:
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