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Structure of the Atom — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceStructure of the Atom1 Mark
MCQ
In Rutherford's alpha$-$ray scattering experiment, a screen is used to detect the alpha particles which is coated by:
  • A
    Carbon black
  • B
    Platinum black
  • ✓
    Zinc sulphide
  • D
    Poly tetrafluoro ethylene
✓

Answer

Correct option: C.
Zinc sulphide
In Rutherford's alpha$-$ray scattering experiment, the alpha particles are detected using a screen coated with zinc sulphide.

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