Question

Atomic theory of matter was first propose
on a fium scientific basis by John
Dalton, a british school teachool in 1808.
called batson's Atomic theory
I​

Answer 1

Answer:

Identify the main points of Dalton’s atomic theory

Key Points

Dalton’s atomic theory proposed that all matter was composed of atoms, indivisible and indestructible building blocks. While all atoms of an element were identical, different elements had atoms of differing size and mass.

Dalton’s atomic theory also stated that all compounds were composed of combinations of these atoms in defined ratios.

Dalton also postulated that chemical reactions resulted in the rearrangement of the reacting atoms.

Terms

atomic mass unitThe standard unit that is used for indicating mass of an atom.

atomThe smallest possible amount of matter that still retains its identity as a chemical element, now known to consist of a nucleus surrounded by electrons.

Answer 2

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