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Unit - 4.3 Chemical Bond, Valency and Radioactivity — CHEMISTRY STD 8 — Question

ICSE BoardEnglish MediumSTD 8CHEMISTRYUnit - 4.3 Chemical Bond, Valency and Radioactivity1 Mark
MCQ
Alpha particles consist of:
  • A
    2 protons and three neutrons
  • B
    2 protons and two electrons
  • ✓
    2 protons and two neutrons
  • D
    2 protons and one electron
✓

Answer

Correct option: C.
2 protons and two neutrons
C

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