A) Cream and cake
B) Plum and pudding
C) Plum and cake
D) Cream and pudding
Correct Answer: B
Solution :
The plum pudding model, one of several scientific models of the atom, was first proposed by J.J. Thomson in 1904 soon after the discovery of the electron, but before the discovery of the atomic nucleus. In this model, atoms were known to consist of negatively charged electrons. The model represented an attempt to consolidate the known properties of atoms at the time.
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