Y10 Structure and Properties - Simple Covalent Molecules

• Chemistry
• Upper Secondary (Key Stage 4)
• GCSE

Y10 Structure and Properties - Simple Covalent Molecules

What holds the atoms together in a simple covalent molecule

1. Strong covalent bonds
2. Weak covalent bonds
3. Strong inter-molecular forces
4. Weak inter-molecular forces

What holds the molecules together with simple covalent molecules

1. Strong covalent bonds
2. Weak covalent bonds
3. Strong inter-molecular forces
4. Weak inter-molecular forces

What is broken when you melt a simple covalent substance?

1. Strong covalent bonds
2. Weak covalent bonds
3. Strong inter-molecular forces
4. Weak inter-molecular forces

What increases when a molecule gets bigger?

1. Strong covalent bonds
2. Weak covalent bonds
3. Strong inter-molecular forces
4. Weak inter-molecular forces

When molecules get bigger their melting and boiling point increases because you need more energy to break what?

1. Strong covalent bonds
2. Weak covalent bonds
3. Strong inter-molecular forces
4. Weak inter-molecular forces

Which substance need more energy to overcome the inter-molecular forces?

1. Oxygen (O2)
2. Ethane (C2H8)

Which substance need more energy to overcome the inter-molecular forces?

1. Ammonia (NH3)
2. Hydrogen (H2)

Which substance need more energy to overcome the inter-molecular forces?

1. Methane (CH4)
2. Glucose (C6H12O6)

Which substance need more energy to overcome the inter-molecular forces?

1. Water (H2O)
2. Hexene (C6H12)

Which substance has a higher melting/boiling point?

1. Oxygen (O2)
2. Ethane (C2H8)

Which substance has a higher melting/boiling point?

1. Ammonia (NH3)
2. Hydrogen (H2)

Which substance has a higher melting/boiling point?

1. Methane (CH4)
2. Glucose (C6H12O6)

Which substance has a higher melting/boiling point?

1. Water (H2O)
2. Hexene (C6H12)