Advertisements
Advertisements
प्रश्न
Write balanced equation to satisfy the following statement:
\[\ce{Acid + Sulphite or bisulphite -> Salt + water + sulphur dioxide}\]
Advertisements
उत्तर १
\[\ce{CaSO3 + 2HCl → CaCl2 + H2O + SO2}\]
उत्तर २
\[\ce{\underset{(Pot.bisulphite)}{KHSO3}+ HCl -> KCl + H2O + SO2}\]
संबंधित प्रश्न
Ammonia is found in many household products, such as window cleaners. It turns red litmus blue. What is its nature?
Which gas is usually liberated when an acid reacts with a metal?
Write the neutralisation reaction between acids and bases in terms of the ions involved.
Identify the following solutions, whether they are acid or base.
| Solution | Change in Indicator | Acid/Base | ||
| Litmus | Phenolphthalein | Methyl orange | ||
| 1. | -- | No change | -- | |
| 2. | -- | -- | Orange colour turns red | |
| 3. | Red litmus turns blue | -- | -- | |
Define an acid.
Choosing the correct words given in brackets, complete the sentence given below:
An acid is a compound which, when dissolved in water gives ______ ( hydronium / hydroxide) ions as the only ______ (positive/negative) ions.
State whether the following statement is true or false. Correct the false statement.
A compound if acidic will turn all indicators red.
Acidic or basic solutions are good conductors of electricity. Justify your answer.
You are supplied with five solutions: A, B, C, D and E with pH values as follows: A = 1.8, B = 7, C = 8.5, D = 13, and E = 5
Classify these solutions as neutral, slightly or strongly acidic and slightly or strongly alkaline.
Which solution would be most likely to liberate hydrogen with powdered zinc metal. Give a word equation for each reaction.
Name the acid present in lemon.
