Which of the following statements is are correct According to Dalton 39 s theory A An atom is t...........

General Science (Easy) Chemistry

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Which of the following statements is /are correct According to Dalton's theory

A. An atom is the smallest particle of matter

B. An atom is the smallest particle of an element

C. An atom is the smallest indivisible particle of an element that can take part in a chemical change

D. An atom is the radioactive emission

A, B and C

B, C and D

A, C and D

A and D

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Explanation:

A, B and C

Dalton's Atomic Theory was given by John Dalton.
According to this theory;-
(a) Matter is made up of invisible particles known as atoms.
(b) The properties of all the atoms of a given element are the same including mass.
(c) Atoms of different elements combine in fixed ratios to form compounds.
(d) Atoms are neither created nor destroyed.
(e) The formation of new products results from the rearrangement of existing atoms.
(f) Atoms of an element are identical in mass, size and properties.