IB myp 4-5 Chemistry – Practice Questions- All Topics
Topic :Periodic Table-Metals and Non-Metals
Topic :Periodic Table- Weightage : 21 %
All Questions for Topic : Metals and Non metals,Transition metals,Noble gases,Periodic trend groups and periods
Question : Periodic Table – Metals and Non-metals
Question a [4 marks]
State two properties each for:
- Aluminium
- Carbon
▶️ Answer/Explanation
a) Aluminium:
1. Malleable
2. Corrosion resistant
b) Carbon:
1. High strength-to-weight ratio
2. Does not react easily
Question b [1 mark]
Describe what happens when scandium reacts with air or water.
▶️ Answer/Explanation
Scandium reacts with both air and water.
Question c [2 marks]
Explain why scandium is added to aluminium alloys.
▶️ Answer/Explanation
Scandium increases the yield strength of aluminium alloys.