Which statement is not correct?
A) The mass of an alpha particle is 7300 times that of the electron.
B) An alpha particle has a 2+ charge.
C) Three types of radioactive emission are gamma rays,beta rays,and alpha particles.
D) A gamma ray is high-energy light.
E) There are only three types of radioactivity known to scientists today.
Correct Answer:
Verified
Q2: If the Thomson model of the atom
Q3: Many classic experiments have given us indirect
Q4: The Greeks proposed that matter consisted of
Q5: The scientist who discovered the law of
Q6: Rutherford's experiment was important because it showed
Q8: The first people to attempt to explain
Q9: Which one of the following statements about
Q10: Alpha particles beamed at thin metal foil
Q11: According to the law of multiple proportions:
A)If
Q12: Which of the following pairs can be
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