Page 27 - E-Science Prep.2 2024-2025 t1 Unit1_Neat
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     Water has a           Chemical properties
neutral effect:
                          It doesn’t change the color of litmus paper.
                          (G.R)
                          (Because. when water is ionized it produces
                          equal number of +ve hydrogen ions and –ve
                          hydroxide ion)
Water electrolysis:          2 H2O     Electrolysis  2 H2 +  O2
                                        H2SO4
                      Water            Hydrogen + Oxygen
    Hoffman voltammeter
It’s an apparatus used for electrolysis of acidified water.
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