Question

Q 19: The correct reason for the
following statement "The Physical
Properties of isotopes of the same
element are not identical"
Marks :
1
1.
Same mass number but different
atomic number
2.
Physical constants are dependent
on electronic configuration
3.
Physical constants are dependent
on the atomic mass
4.
None of these​

Answer 1

Answer:

none of these is the answer

Answer 2

Answer:

ya you are right..........he he just joking