Advertisements
Advertisements
प्रश्न
The metal which produces hydrogen gas on reaction with dilute hydrochloric acid as well as sodium hydroxide solution is ______.
पर्याय
copper
iron
aluminium
sodium
Advertisements
उत्तर
The metal which produces hydrogen gas on reaction with dilute hydrochloric acid as well as sodium hydroxide solution is aluminium.
Explanation:
Aluminium reacts with hydrochloric acid as well as sodium hydroxide solution to produce hydrogen gas.
APPEARS IN
संबंधित प्रश्न
Diamond : electric insulator : : _______ : electric conductor
Example of an amphoteric oxide is:
Which of the following metals liberate hydrogen with 5% HNO3?
(i) Cu
(ii) Zn
(iii) Mn
(iv) Mg
If copper is kept open in air, it slowly loses its shining brown surface and gains a green coating. It is due to the formation of
Metals generally react with dilute acids to produce hydrogen gas. Which one of the following metals does not react with dilute hydrochloric acid?
Zinc sulphate forms a colourless solution in water. Will you observe any colour on adding copper turning in it?
Material: Copper wire, Iron nail, Beaker or Big test tube.
Chemicals: Ferrous Sulphate and Copper Sulphate Solution.
- Which reaction you will study with the help of the above material and solutions? Draw the diagram of the experiment arrangement.
- How do you identify that the reaction is carried out?
- Which type of reaction did you observe?
Answer the questions based on the figure below:

- Which experiment setup is demonstrated in the figure?
- What do you conclude after the reactions? Name reaction.
Answer the questions based on the figure below:

- Which reaction is shown in the figure?
- Which gas is evolved in the reaction?
- Give an example of reactants that rapidly show this reaction. Give equations.
- Give an example of reactants that do not react rapidly.
- In what condition will reactants of (c) part react? Give equation.
Write a chemical equation showing the ionic products formed on dissolving potassium hydroxide in water.
