A student listed the characteristics of chemical and nuclear reactions.
Chemical and Nuclear Reactions
c
D
A change in atomic number of elements The atomic number of elements remains
takes place
the same
Which of these statements best explains the identity of Reaction D?
B
1) It is a nuclear reaction because the atomic number remains the same when
the particles are emitted from the nucleus.
(2)
It is a nuclear reaction because the atomic number remains the same when
the number of valence electrons changes
It is a chemical reaction because the atomic number remains the same when
the number of neutrons and protons changes
4) It is a chemical reaction because the atomic number remains the same for all
elements while a rearrangement of atoms through bonding occurs
16
19
Question 19 (1 point)