| List I (Chemical Name) | List II (Chemical Formula) |
|---|---|
| A. Washing soda | 3. Na₂CO₃·10H₂O |
| B. Baking soda | 2. NaHCO₃ |
| C. Bleaching powder | 1. CaOCl₂ |
| D. Gypsum | 4. CaSO₄·2H₂O |
4 2 1 3
4 1 2 3
3 1 2 4
3 2 1 4
For election to the Lok Sabha, a nomination paper can be filed by
Miscellaneous · Easy
In a month if the seventh day is three days earlier than Saturday,then the nineteenth day of the month will be a
Miscellaneous · Easy
Which among the following events happened earliest ?
Miscellaneous · Easy
An 80-litre solution of alcohol and water has 75% alcohol. How much water (in litres) must be added to bring down the concentration of alcohol to 60%?
Miscellaneous · Easy