Physics
The atoms of the same element, having the same atomic number Z but different mass number A are called :
- Isotopes
- Isobars
- Isotones
- None of the above
Related Questions
If Z is the atomic number and A is the mass number of an atom, then which of the following relations is incorrect ?
- Number of electrons = Z
- Number of protons = A - Z
- Number of neutrons = A - Z
- Number of neutrons + number of protons = A
A certain nucleus P has a mass number 15 and atomic number 7. The number of neutrons is :
- 7
- 15
- 8
- none of the above
Out of the following, which element has the largest number of isotopes ?
- Hydrogen
- Carbon
- Chlorine
- Tin
3919K and 4020Ca are :
- Isotopes
- Isobars
- Radioactive substances
- Isotones