Option 4. ratio of electrons to protons
Isotope that has atomic number of 82 is stable. An element that has an atomic number ∠82 more stable except Tc and Pm. Also there is the concept that isotopes consisting a combination of even-even,even-odd,odd-even, and odd-odd are all stable. Many isotopes with no magic numbers of nucleons are stable
Answer:
the friction?? or the movement
Explanation:
sense the salt is so light its easy to move
Answer:
b.
Explanation:
Cation and anion.
For example Na+ and Cl- -----> NaCl.
