CBSE · Class 9 · Science · Structure of the AtomWhose model of the atom is often compared to a 'plum pudding' or 'watermelon'?
Step-by-Step Solution
J.J. Thomson's model of the atom proposed that the atom is a positively charged sphere with electrons embedded in it, resembling a Christmas pudding or a watermelon with seeds.
Detailed Options Breakdown
Option : Rutherford's model
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Structure of the Atom.
Option 1: Thomson's model (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Bohr's model
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Structure of the Atom.
Option 3: Dalton's atomic theory
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Structure of the Atom.
💡 Study Guide: This question tests core syllabus concepts from Structure of the Atom. For formulas, key summaries, and mock exam reference guides, read the full Structure of the Atom Revision Notes.