Intermolecular Forces (Grade 11 NSC Matric Physical Sciences): Flashcards
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Composition of water molecule
Composition of water molecule
2 hydrogen atoms, 1 oxygen atom
Shape of water molecule
Shape of water molecule
Bent or angular
Polarity of water
Polarity of water
Polar molecule
Bonds between water molecules
Bonds between water molecules
Hydrogen bonds
Specific heat definition
Specific heat definition
Energy to raise unit mass temp by 1 degree
Why water has high specific heat
Why water has high specific heat
Strong hydrogen bonds must be disrupted
Melting point of water
Melting point of water
0°C
Boiling point of water
Boiling point of water
100°C
Why ice floats on water
Why ice floats on water
Ice is less dense than liquid water
Role of floating ice
Role of floating ice
Insulates water below, protects aquatic life