Chemical Formula of Water is _____ .
1). O2H
2). OH
3). HO
4). H2O
1. Gelatin is mostly used in making ice-creams in order to
2. Which of the following is used as a lubricant in heavy machines?
3. Molasses a by-product in the manufacture of sugar, is converted into
6. Dry ice is
7. What is the principal ore of aluminium ?
8. Metal are good conductors because
9. Molybdenite is an ore/mineral of
10. The 'Blue Water Policy' was introduced by the Portugese leader_________