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Class 10 > Learn Intext Exercise 1.3 > Identify the substances that are oxidised and the...
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Identify the substances that are oxidised and the substances that are reduced in the following reactions.

(i)

(ii)

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Engineering graduate from NIT Calicut, Rank holder (#47) in State Entrance Examination.

(i) Addition of oxygen into Na is taking place. hence Na is oxidised into NaO. oxygen gets reduced (ii) Removal of oxygen from CuO and addition of oxygen into hydrogen is taking place. hence CuO get reduced and Hydrogen gets oxidised
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(i) Addition of oxygen into Na is taking place. hence Na is oxidised into NaO. oxygen gets reduced (ii) Removal of oxygen from CuO and addition of oxygen into hydrogen is taking place. hence CuO get reduced and Hydrogen gets oxidised read less
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(i) Sodium (Na) is oxidised as it gains oxygen and oxygen gets reduced. (ii) Copper oxide (CuO) is reduced to copper (Cu) while hydrogen (H2) gets oxidised to water (H2O).
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