covalent bonding Flashcards
1
Q
define ‘covalent bonding’
A
when non metal atoms share pairs of electrons to achieve full outer shells.
2
Q
caovelnt bonds are shown in what diagram?
A
dot and cross diagram (electron structure)
3
Q
structure of a displayed formula
A
e.g. cl - cl (- = single covalent bond)
4
Q
structure of a chemical formula
A
e.g. cl²
5
Q
what is a single bond
A
one shared pair
6
Q
what is a double bond
A
2 shared pairs
7
Q
what is a triple bond
A
3 shared pairs
