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प्रश्न
The metal which produces hydrogen gas on reaction with dilute hydrochloric acid as well as sodium hydroxide solution is
विकल्प
copper
iron
aluminium
sodium
उत्तर
aluminium
Explanation -
Aluminium reacts with hydrochloric acid as well as sodium hydroxide solution to produce hydrogen gas.
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संबंधित प्रश्न
What are amphoteric oxides?
Which of the following oxide(s) of iron would be obtained on the prolonged reaction of iron with steam?
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(i) Cu
(ii) Zn
(iii) Mn
(iv) Mg
Which one of the following metals does not react with cold as well as hot water?
Metals generally react with dilute acids to produce hydrogen gas. Which one of the following metals does not react with dilute hydrochloric acid?
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Material: Copper wire, Iron nail, Beaker or Big test tube.
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- How do you identify that the reaction is carried out?
- Which type of reaction did you observe?
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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.
On adding dilute sulphuric acid to a test tube containing a metal ‘X’, a colourless gas is produced when a burning match stick is brought near it. Which of the following correctly represents the metal ‘X’?
