A) The concentration of sodium thiosulphate solution should always be less than the concentration of the potassium iodide solution.
B) Freshly prepared starch solution should be used
C) Experiments should be performed with the fresh solutions of \[{{H}_{2}}{{O}_{2}}\] and KI.
D) All of these
Correct Answer: D
Solution :
[a] The concentration of sodium thiosulphate solution should always be less than the concentration of the potassium iodide solution. [b] Freshly prepared starch solution should be used Experiments should be performed with the fresh solutions of \[{{H}_{2}}{{O}_{2}}\]and KI.You need to login to perform this action.
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