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which of the metal do not evolve h_2 gas from dil. acid (1) A ({E^0}_{A^+/A}=0.25 V) (2)B ({E^0}_{B/B^+}=+0.22V) (3)C({E^0}_{C^+/C}=-0.30V) (4)D(E_{D/D^+}=+0.44V |
| Answer» which of the metal do not evolve h_2 gas from dil. acid (1) A ({E^0}_{A^+/A}=0.25 V) (2)B ({E^0}_{B/B^+}=+0.22V) (3)C({E^0}_{C^+/C}=-0.30V) (4)D(E_{D/D^+}=+0.44V | |