Advertisements
Advertisements
प्रश्न
Write the balanced equations for the reaction required to convert insoluble lead (II) oxide into insoluble lead chloride.
Advertisements
उत्तर
Steps required for this reaction are :
\[\ce{PbO2 -> PbO + O}\]
\[\ce{PbO + 2HCI -> PbCI2 + H2O}\]
\[\ce{2HCI + O -> H2O + CI2}\]
\[\ce{PbO2 + 4HCI -> PbCI2 + 2H2O + CI2}\]
APPEARS IN
संबंधित प्रश्न
Three solutions P, Q and R have pH value of 3.5, 5.2 and 12.2 respectively. Which one of these is a:
1) Weak acid?
2) Strong alkali?
The indicator which produces a pink colour in an alkaline solution is ______.
Give the names and formulae of two strong bases.
The salt which will give an acidic solution on dissolving in water is ______.
Name the acid present in vinegar.
Explian the following:
Dil. HCl acid is stronger than highly concentrated acetic acid.
Name an acid used to flavor and preserve food.
Write balanced equation to satisfy the following statement:
\[\ce{Acid + Sulphite or bisulphite -> Salt + water + sulphur dioxide}\]
Match the pairs.
| Group A | Group B |
| 1. Tamarind | a. Acetic acid |
| 2. Curd | b. Citric acid |
| 3. Lemon | c. Tartaric acid |
| 4. Vinegar | d. Lactic acid |
Match the acids given in column (A) with their correct source given in column (B)
| Column (A) | Column (B) |
| (a) Lactic acid | Tamarind |
| (b) Acetic acid | Lemon |
| (c) Citric acid | Vinegar |
| (d) Tartaric acid | Curd |
