Atom 234 88 Q decay by alpha emission to give an atom R. The atomic
CHEMISTRY
WAEC 2008
Atom23488Q decay by alpha emission to give an atom R. The atomic number and mass number of atom R are respectively
- A. 86 and 230
- B. 87 and 234
- C. 88 and 233
- D. 90 and 238
Correct Answer: A. 86 and 230
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