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In the following questions two or more options may be correct. The positive value of the standard electrode potential of Cu2+/Cu indicates that _________ [NCERT Exemplar] (a) this redox couple is a stronger reducing agent than the H+/H2 couple. (b) this redox couple is a stronger oxidising agent than H+/H2. (c) Cu can displace H2 from acid. (id) Cu cannot displace H2 from acid. |
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