Which of the following is a supercooled liquid
1). Icecream
2). Ammonia
3). Glass
4). Wood
1. Which of the following is used to increase the antiknocking property of petrol
2. Byproduct obtained by soap industry is
3. When a lead storage battery is discharged,
4. Question 16.18:Name a sweetening agent used in the preparation of sweets for a diabetic patient.
5. The chemical name of ratpoison is H
6. Water is not effective in extinguishing a fire caused by petrol because
7. The gas used in the artificial ripening of fruits is
8. Taj Mahal is said to be suffering?from "Marble Cancer". What is Marble Cancer?