White phosphorus is always kept under
A). Benzene
B). Kerosene
C). Ether
D). Water
Water
White phosphorus is highly reactive, and spontaneously ignites at about 30°C in moist air. It is usually stored under water, to prevent exposure to the air.
1. The heaviest naturally occurring element is:
2. Chemical properties of isotopes .............
3. Wax used for making candle is chemically a mixture of
4. Impure camphor is purified by
5. Heavy metal got their name because compared to other atoms they have
6. What are the components responsible for acid rain?
7. Adding Cl2 to benzene in the presence of AlCl3 is an example of :
8. Vinegar made by fermentation from cane sugar contains
9. Tear gas used by the police to disperse the mob contains
10. Which among the following is false about natural rubber?