covalent bonding Flashcards
1
Q
covalent bond
A
shared pair of electrons
2
Q
occurs between
A
two non metals
3
Q
attraction
A
electrostatic attraction between nuclei of two atoms and bonding electrons of their outer shells
4
Q
electron configuration of covalently bonded atom
A
noble gas-stability of atom increased
5
Q
represented by
A
dot and cross diagrams
6
Q
dot and cross diagrams show
A
-outer shell of electrons
-electrons drawn in pairs
-one atom has dots the other has crosses
7
Q
accommodating more than 8 outer shell electrons
A
expanding the octet rule
8
Q
accommodating less than 8 outer shell electrons
A
electron deficient
