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General Chemistry

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Single-Replacement Reactions and Activity Series

CHEM-R7LSYK

Which of the following single-replacement reactions CANNOT take place under standard conditions?

A

$Mg(s)\space +\space 2HCl(aq)\space \longrightarrow \space Mg{ Cl }_{ 2 }(aq)\space + { H }_{ 2 }(g)$

B

$Mg(s)\space +\space 2NaCl(aq)\space \longrightarrow \space Mg{ Cl }_{ 2 }(aq)\space + 2Na(g)$

C

$Mg(s)\space +\space Zn{ Cl }_{ 2 }(aq)\space \longrightarrow \space Mg{ Cl }_{ 2 }(aq)\space + Zn(g)$

D

$Mg(s)\space +\space Cu{ Cl }_{ 2 }(aq)\space \longrightarrow \space Mg{ Cl }_{ 2 }(aq)\space + Cu(g)$