2023
Physics
POST UTME
Which of the following are TRUE for a-decay i.Mass number decreases by four, ii. Atomic number decreases by two, iii. Mass number does not change.
A.
i and ii only
B.
ii and iii only
C.
i and iii only
D.
i, ii and iii
Which of the following are TRUE for a-decay i.Mass number decreases by four, ii. Atomic number decreases by two, iii. Mass number does not change.
i and ii only
ii and iii only
i and iii only
i, ii and iii
i and ii only