thomson discovered that the atom contained smaller particles called electrons - Apex
Complete Question ;
How did Thomson's experiment change Dalton's atomic model ?
A. Thomson discovered that atoms changed properties when put in
an electric field.
B. Thomson discovered that atoms did not rearrange when forming
compounds.
C. Thomson discovered that atoms of one kind of element could
have different masses.
D. Thomson discovered that the atom contained smaller particles
called electrons.
Answer ;
Thomson's experiment change Dalton's atomic model by discovering that the atom contains smaller particles called electrons Hence, Option (D) is correct
Dalton proposed that all matter is made of tiny indivisible particles called atoms, which he imagined as "solid, massy, hard, impenetrable, movable particle(s)"
Therefore,
Thomson's experiment change Dalton's atomic model by discovering that the atom contains smaller particles called electrons Hence, Option (D) is correct
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