Which of the following changes is characteristic of an alpha-particle emission?
CHEMISTRY
WAEC 2005
Which of the following changes is characteristic of an alpha-particle emission?
- A. the nucleus loses two protons and two neutrons
- B. a proton combines with an electron giving off heat
- C. the nucleus splits into two equal parts
- D. four neutrons are lost
Correct Answer: A. the nucleus loses two protons and two neutrons
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