Chemistryhard · Past Paper
Which type of coal has the lowest calorific value?
APeat
BLignite
CBituminous
DAnthracite
✓ Correct Answer: A — Peat
Peat is the earliest stage of coal formation, containing high moisture and the lowest carbon content, hence the lowest energy value.
Share this question
More from Chemistry
- A metal 'X' forms a basic oxide but is not displaced by zinc from its salt solution. 'X' could be:
- The number of neutrons in the nucleus of an atom with atomic number 'Z' and mass number 'A' is:
- How many valence electrons are present in Nitrogen (Z=7)?
- What color does turmeric change to in a basic solution?
- What occurs when a candle burns?