class 10 chemistry chapter 1 mcq
Which of the following is called pyroxylin
1. Nitro cellulose
2. Dinitro cellulose
3. (1) and (2)
4. None of these
Click here to check your answer
Butter may be used in
1. Fibres
2. Cold cream
3. Nail polish
4. Face powder
Click here to check your answer
Cold creams mainly contain
1. almond-oil
2. beeswax
3. rose water
4. all the above
Click here to check your answer
Emulsion of oil and water
1. nail polish
2. cold-cream
3. petroleum jelly
4. beeswax
Click here to check your answer