Which of the following solutions can be safely stored in a copper vessel ?

Z n S O_{4}

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A g N O_{3}

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A u C l_{3}

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All of them

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Solution

The correct option is A $Z n S O_{4}$
As Zn is more reactive than Cu so it can be stored and as Ag and Au are less reactive than Cu so Cu will replace them and they can not be stored in copper flask.

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Similar questions

Given:
$E_{A g^{+} / A g}^{0} = 0.80 V$ ,
$E_{M g^{2 +} / M g}^{0} = - 2.37 V$ ,
$E_{C u^{2 +} / C u}^{0} = 0.34 V$ ,
$E_{H g^{2 +} / H g}^{0} = 0.79 V$
Which of the following statements is/are correct ?

Q. Copper sulphate solution can be safely kept in a vessel made of :

Q. Given

E_{A g^{+} / A g}^{0} = 0.80 V, E_{M g^{2 +} / M g}^{0} = - 2.372 V, E_{C u^{2 +} / C u}^{0} = 0.34 V, E_{H g^{2 +} / H g}^{0} = 0.79 V

Which of the following statement(s) is/are correct?

Q. Assertion :Gold chloride

(A u C l_{3})

solution cannot be stored in a vessel made of copper, iron, nickel, chromium, zinc or tin. Reason: Gold is very precious metal.

Q. Ben prepared a saturated copper sulphate solution in the laboratory. Which amongst the following vessels can he use to store copper sulfate solution for crystallisation?

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Which of the following solutions can be safely stored in a copper vessel ?

The correct option is A ZnSO4As Zn is more reactive than Cu so it can be stored and as Ag and Au are less reactive than Cu so Cu will replace them and they can not be stored in copper flask.

The correct option is A $Z n S O_{4}$
As Zn is more reactive than Cu so it can be stored and as Ag and Au are less reactive than Cu so Cu will replace them and they can not be stored in copper flask.