In Thomson's model, the colour of an atom (as shown in diagrams):
Ais observed in real atoms
Bis purely illustrative — atoms do not have a colour of their own
Cdepends on the element
Dis determined by the electron count
Answer & Solution
Correct answer: B. is purely illustrative — atoms do not have a colour of their own
Atoms do not show any colour. The colours in textbook diagrams are purely for illustration. (Atomic spectra produce colours when atoms emit light, but atoms themselves are not coloured objects.)
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