A. Sodium hydroxide
B. Hydrochloric acid
C. Ethylene
D. Ammonia
Correct Answer:
Option B – Hydrochloric acid
Explanation
– Fine chemicals are complex, single, pure chemical substances, produced in limited quantities.
– Heavy chemicals are produced and handled in large lots and are often in a crude state.
– Some examples of heavy chemicals are ammonia, sulfuric acid, and sodium hydroxide.