Question text
40 The diagrams represent the nuclei of three atoms. key = proton = neutron P Q R Which are isotopes of the same element? A P and Q only B P and R only C Q and R only D P, Q and R
40 The diagrams represent the nuclei of three atoms.
key
= proton
= neutron
P Q R
Which are isotopes of the same element?
A P and Q only
B P and R only
C Q and R only
D P, Q and R
Select your answer: