Clear lime water turbids on passing ………gas through it
Nitrogen dioxide
Sulphur trioxide
Carbon dioxide
In the reaction H2 + CuO Cu + H2O , the reducing agent is …………
H2
CuO
H2O
Cu
The reaction Cl2 + 2e 2Cl- , represents ……..process
Oxidation
Reduction
-decomposition
Substitution
All of the following represents reduction process except…
Decreasing oxygen
Gives up electrons
Gaining electrons
Combination with hydrogen
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