X is a black, thick liquid with unpleasant smell. It is obtained during the processing of coal. It is used for preparing napthalene balls. Identify X.

🎲 Try a Random Question  |  Total Questions in Quiz: 50  |  🧠 Study this quiz with Flashcards
This question is part of a full practice quiz:
Class 8 Olympiad Science Mock Test 8 — practice the complete quiz, review flashcards, or try a random question.


X is a black, thick liquid with unpleasant smell. It is obtained during the processing of coal. It is used for preparing napthalene balls. Identify X.