Question

Peat coal contains about _____ % carbon.

• A. 28
• B. 78
• C. 68
• D. 88

Answer 1

Answer: (A)

28

There are four different types of coal

(i) Anthracite $\Rightarrow 90$% carbon

(ii) Bituminous $\Rightarrow 70$% carbon

(iii) Lignite $\Rightarrow 40$% carbon

(iv) Peat coal $\Rightarrow 28$% carbon

Peat coal has $28$% carbon.