Select the correct statements from the following A. Atoms of all elements are composed of two fundamental particles. B. …

Select the correct statements from the following
A. Atoms of all elements are composed of two fundamental particles.
B. The mass of the electron is \(9.10939 \times 10^{-31} \mathrm{~kg}\).
C. All the isotopes of a given elements show 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.

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