Dilute acids such as hydrochloric acid (HCl) and sulphuric acid $H_{2} S O_{4}$ react with certain active metals to evolve hydrogen gas and form their respective metallic salts.

True

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False

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Solution

The correct option is A
True

Dilute acids such as hydrochloric acid (HCl) and sulphuric acid $H_{2} S O_{4}$ react with certain active metals to evolve hydrogen gas and form their respective metallic salt. For example:
$Z n$ (s) + $H_{2} S O_{4}$ $\to$ $Z n S O_{4}$ (aq) + $H_{2}$ (g)

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Dilute acids like hydrochloric acid (HCl), sulphuric acid $H_{2} S O_{4}$ react with certain active metals to evolve hydrogen gas and form their metallic salts.

Dilute hydrochloric acid $(HCl)$ reacts with metals to evolve _____ gas along with the formation of corresponding metal salt.

Q. Dilute hydrochloric acid

(HCl)

reacts with metal to evolve _____ gas along with the formation of corresponding metal salt.

Q. A metal 'M' has shining appearance and reacts with hot water and also with dilute hydrochloric acid to evolve hydrogen gas. The metal 'M' is:

Q. 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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Dilute acids such as hydrochloric acid (HCl) and sulphuric acid H2SO4 react with certain active metals to evolve hydrogen gas and form their respective metallic salts.

The correct option is A True Dilute acids such as hydrochloric acid (HCl) and sulphuric acid H2SO4 react with certain active metals to evolve hydrogen gas and form their respective metallic salt. For example: Zn(s) + H2SO4 → ZnSO4(aq) + H2(g)

Dilute acids such as hydrochloric acid (HCl) and sulphuric acid $H_{2} S O_{4}$ react with certain active metals to evolve hydrogen gas and form their respective metallic salts.

The correct option is A
True

Dilute acids such as hydrochloric acid (HCl) and sulphuric acid $H_{2} S O_{4}$ react with certain active metals to evolve hydrogen gas and form their respective metallic salt. For example:
$Z n$ (s) + $H_{2} S O_{4}$ $\to$ $Z n S O_{4}$ (aq) + $H_{2}$ (g)