State whether the process given to obtain the following from sulphuric acid are true or false.
$C u + 2 H_{2} {S O}_{4} ⟶ C u {S O}_{4} + {S O}_{2} + 2 H_{2} O$

True

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False

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Depends on the concentration of

H_{2} S O_{4}

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Cannot be determined

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Solution

The correct option is A True
${S O}_{2}$ is obtained by heating copper with conc. $H_{2} {S O}_{4}$
It can also be obtained by boiling sulphur with conc. $H_{2} {S O}_{4}$ .
$S + 2 H_{2} {S O}_{4} Δ - \to 3 {S O}_{2} + 2 H_{2} O$

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Similar questions

Q. State whether true or false :

On passing electric current through

C u S O_{4}

solution, it dissociates into

C u^{+ 2}

and

S O_{4}^{- 2}

ions.

Sulphur trioxide gas is an important precursor to manufacture sulphuric acid. It is produced by the catalytic oxidation of $S O_{2}$ gas. In the contact process, once we obtain $S O_{3} (g)$ , Sulphuric acid is obtained by the hydrolysis of $S O_{3} (g)$ . True or False?

Q. Determine the change in oxidation number of sulphur in

H_{2} S

and

S O_{2}

respectively in the following reaction.

2 H_{2} S + S O_{2} \to 2 H_{2} O + 3 S

State whether the following statement is true or false:

The chemical formula of king of chemicals, sulphuric acid is $H_{2} S O_{4}$ .

What is the balanced form of the equation written below?

$C u + H_{2} S O_{4} \to C u S O_{4} + S O_{2} + H_{2} O$

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State whether the process given to obtain the following from sulphuric acid are true or false. Cu+2H2SO4⟶CuSO4+SO2+2H2O

The correct option is A TrueSO2 is obtained by heating copper with conc.H2SO4It can also be obtained by boiling sulphur with conc. H2SO4.S+2H2SO4Δ−→3SO2+2H2O

State whether the process given to obtain the following from sulphuric acid are true or false.
$C u + 2 H_{2} {S O}_{4} ⟶ C u {S O}_{4} + {S O}_{2} + 2 H_{2} O$

The correct option is A True
${S O}_{2}$ is obtained by heating copper with conc. $H_{2} {S O}_{4}$
It can also be obtained by boiling sulphur with conc. $H_{2} {S O}_{4}$ .
$S + 2 H_{2} {S O}_{4} Δ - \to 3 {S O}_{2} + 2 H_{2} O$