A Level Chemistry 9701/12/O/N/20 Q9


Chlorine dioxide, ClO2, reacts with sodium hydroxide in the reaction shown.

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Which statement correctly describes this redox reaction?
A Chlorine atoms are oxidised and oxygen atoms are reduced.
B Chlorine atoms are reduced and oxygen atoms are oxidised.
C Some chlorine atoms are oxidised and some chlorine atoms are reduced.
D Some oxygen atoms are oxidised and some oxygen atoms are reduced.

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