State whether the following conversions are oxidation or reduction reactions.
`2C1^(-) -2e^(-) to CI_2`

State whether the following conversions are oxidation or reduction reactions. Cu^(2+) + 2e^(-) to Cu

State whether the following conversions are oxidation or reduction reactions. K to K^(+) + e^(-)

State whether the following conversions are oxidation or reduction reactions. PbO_2 + SO_2 to PbSO_4

Which of the following reaction is oxidation- reduction?

Which of the following reaction is spontaneous oxidation - reduction reaction

Which of the following reaction involves oxidation reduction?

Complete the following equations and state whether they are oxidation or reduction reaction. O^(2-)-2e^(-)to _______.

Identify the following reactions as either oxidation or reduction : K - e^(-) to K^(+)

Which of the following reactions involve oxidation and reduction?

Indicate whether the following conversions represent an oxidation, a reduction or none (neither oxidation nor reduction). (i) HClO_(3) to HClO_(4) " " (ii) NH_(4)^(+) to NH_(3) (iii) NO_(2) to N_(2)O_(4) " " (iv) HSO_(3)^(-) to SO_(4)^(2-) (v) H_(2)O_(2) to H_(2)O