Chemical Bonds Flashcards

1
Q

Define Molar mass

A

Mass in grams of one mole of a certain substance.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Define Electronegativity

A

A measure of the tendency of an atom to attract a bonding pair of electrons.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Define Ionic bond

A

Transfer of electrons and subsequent electrostatic attraction.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Define Covalent bond

A

Sharing of at least one pair of electrons by two atoms.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Define non-polar covalent bond (Pure covalent)

A

An equal sharing of electrons.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Define Polar covalent bond

A

Unequal sharing of electrons leading to a dipole forming. This is the result of a difference in electronegativity between the atoms.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Define Metallic bonding

A

The bond between a positive kernel and sea of delocalized electrons.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Define Bond energy

A

The amount of energy that is needed to break a specific bond. Bond energy is measured in KJ.mol-1. The higher the bond energy the stronger the bond.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Define Bond length

A

The distance between the nuclei of two covalently bonded atoms. Double and triple bonds are shorter and stronger than single bonds.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly