Dry powder fire extinguishers contain
A). Sand
B). Sand and sodium carbonate
C). Sand and potassium carbonate
D). Sand and sodium bicarbonate
Sand and sodium bicarbonate
Dry powder fire extinguishers contain Sand and sodium bicarbonate.
1. Question 11.35:The type of hybridisation of boron in diborane is(a) sp (b) sp2 (c) sp3 (d) dsp2
2. Which of the following is a natural dye ?
3. At low temperature, Lead behaves as a :
4. The compound to which H2 does not add is
5. Commercially sodium bicarbonate is known as
6. Question 14.25:What are the different types of RNA found in the cell?
7. For extinguishing fire, we use______
8. Question 11.2:How can you explain higher stability of BCl3 as compared to TlCl3?
9. Uraninite is an ore/mineral of _______.
10. For a spontaneous chemical process, the free energy change is