Structure And Bonding Flashcards
1
Q
If covalent compounds have lower melting And boiling points then what state are they at room temperature
A
Mainly liquids and gases
2
Q
Covalent and ionic compounds have what kind of forces
A
Intramolecular- between atoms
3
Q
London dispersion forces are what kind of forces?
A
Intermolecular- between molecules
4
Q
Dipole - dipole is otherwise known as?
A
Polar - polar
5
Q
Hydrocarbons are considered to be what?
A
Non-polar
6
Q
Hydrogen bonds are what?
A
Electrostatic forces of attraction between molecules
7
Q
What needs to be present for hydrogen bonding
A
Fluorine, oxygen or nitrogen
8
Q
Covalent bond (weakest) - X - Y - LDF ; name X & Y
A
X - hydrogen bonds
Y - permanent dipole
9
Q
Why are ionic compounds solid at room temperature
A
Because the bonding is strong
