Hydrogen may be prepared in the laboratory by the action of a metal on an acid.
Which of the metals, copper, zinc, magnesium, or sodium would be the most suitable?

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Solution

Zinc is the most suitable metal to prepare Hydrogen in the laboratory.

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Hydrogen may be prepared in the laboratory by the action of a metal on an acid.

(a) Which of the metals copper, zinc , magnesium or sodium would be the most suitable ?

(b) Which of the acids dilute sulphuric, concentrated sulphuric, dilute nitric acid and concentrated nitric would you choose ? Explain why you would not use the acids you reject.

Q. Which of these metals cannot be used to prepare hydrogen by the action of an acid?

(a) sodium
(b) iron
(c) calcium
(d) copper

Which one of the following four metals would be displaced from the solution of its salt by the other three metals ?

(a) Zinc

(b) silver

(d) magnesium

Q. Hydrogen may be prepared in the laboratory by the action of a metal on an acid. How would you modify your apparatus in to collect dry hydrogen ? Which drying agent would you employ for this purpose ?

Which is the most preferred metal in laboratory for preparation of hydrogen by metal-acid reaction:-

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Hydrogen may be prepared in the laboratory by the action of a metal on an acid.Which of the metals, copper, zinc, magnesium, or sodium would be the most suitable?

Zinc is the most suitable metal to prepare Hydrogen in the laboratory.

Hydrogen may be prepared in the laboratory by the action of a metal on an acid.
Which of the metals, copper, zinc, magnesium, or sodium would be the most suitable?