Question

Which of the following does NOT have to have an octet of valence electrons to be stable?
a) F
b) Na
c) Cl
d) Fe
4. _____ An element with the electron configuration 1s2
2s2
2p6
3s2
3p6
4s2 will ionize to form a _____.
a) Anion
b) Cation
c) Neutral atom
d) None of the above
When a neutral atom gains electrons it forms a(n) _____________.
a) Anion
b) Cation
c) Monatomic ion
d) Polyatomic Ion
7. _____ An ion and its parent atom differ in ___________________.
a) Electron configuration
b) Number of electrons
c) Chemical reactivity
d) All of the above