Advertisements
Advertisements
प्रश्न
Naphthalene balls are obtained from coal tar and are used as
पर्याय
mosquito repellant
honey bee repellant
moth repellant
snake repellant
Advertisements
उत्तर
moth repellant
Explanation:
Naphthalene balls are used to repel moths and other insects (in stored clothes, etc).
APPEARS IN
संबंधित प्रश्न
Coal tar is a mixture of various substances.
What are the different types of coal?
Coal is processed in industries to get some useful products. Which of the following is not obtained from coal?
Which substance is formed by the carbonisation of dead vegetation?
Write the characteristics and some important uses of coal.
When lignite becomes darker and harder over time ______ coal is formed.
______ is used to make face packs and cosmetics.
Activated carbon, used in filters for water and air purification and in ______ machines is obtained from coal.
Coke is used in the preparation of dyes, explosives, paints synthetic fibers, and pesticides.
Explain the destructive distillation of Coal.
