Chemical formula of cooking soda is
NaHCO3
Cooking soda, also called baking soda, is chemically sodium bicarbonate with the formula NaHCO3. On heating it decomposes to release carbon dioxide, which is why it is used in baking and as an antacid.
Which one of the following is used in soda-acid fire extinguishers?
Methyl Isocyanate gas, which was involved in the disaster in Bhopal in December 1984, was used in the Union Carbide factory for the production of:
‘German silver’ is used to make decorative articles, coinage metal, ornaments, etc. The name is given because:
A patient's abdomen (alimentary canal) can be examined by X-ray after administering which one of the following metal salts in the patient's meal?
Which one among the following substances is a compound?
Which one of the following statements regarding acids is not correct?
Which among the following methods is used to separate the constituents present in compound?
Match List-I with List-II and select the correct answer using the code given below the Lists :
| List-I (Trade Name) | List-II (Chemical Name) |
| A. Bleaching powder | 1. Sodium bicarbonate |
| B. Baking soda | 2. Sodium carbonate, 10 water |
| C. Washing soda | 3. Calcium oxychloride |
| D. Plaster of Paris | 4. Calcium sulphate, \(\frac{1}{2}\) water |
Code:
A B C D
Which of the following is a greenhouse gas?
I. Methane
II. Nitrous oxide
Which one of the following is used in soda-acid fire extinguishers?
The separation of two immiscible liquids can be done based on the difference in their_______.
Orange juice contains ______ acid due to which it tastes sour.
Impure water can be made pure