Advertisements
Advertisements
प्रश्न
Complete and balance the following chemical equations:
CuO (s) + HCI (aq) →
उत्तर
CuO(s) + 2HCI(aq) → CuCI2 (aq) + H2O(l)→
APPEARS IN
संबंधित प्रश्न
Complete and balance the following chemical equations
Na2 CO3 (s) + HCI (aq) →
What happens when an acid reacts with a metal hydrogencarbonate? Write equation of the reaction which takes place.
What happens when an acid reacts with a metal carbonate? Explain with the help of an example. Write chemical equation of the reaction involved.
Choose the correct alternative and rewrite the following sentence.
Phenolphthalein is ___________ type of indicator.
Magnesium hydroxides are used for treating _______
Which of the following statements is not correct?
In the following schematic diagram for the preparation of hydrogen gas as shown in the figure, what would happen if following changes are made?
- In place of zinc granules, same amount of zinc dust is taken in the test tube
- Instead of dilute sulphuric acid, dilute hydrochloric acid is taken
- In place of zinc, copper turnings are taken
- Sodium hydroxide is taken in place of dilute sulphuric acid and the tube is heated.
Acids present in fruits and vegetables are called ______ acids.
Can we taste acids and bases to identify them?
The formula of bleaching powder is ______.