Was carbon oxidized or reduced in this reaction?

Iron ore is reduced to iron by reaction with

Redox reactions can be considered as electron transfer reactions. In an experiment a copper rod is dipped in AgNO_3 solution Identify the oxidizing and reducing agent in this reaction .

Find out the oxidizer and reducer in the following reaction on the basis of the electronic concept 2Na(s) + Cl_2 (g) rarr 2NaCl(s)

Dihydrogen undergoes redox reactions with many metals at high temperature. c) Which is the reducing agent in this reaction?

The bright light produced by the reaction between magnesium and oxygen often is used in firework displays. The product of the reaction is magnesium oxide. During this reaction: Which acts as oxidising and reducing agents?

The bright light produced by the reaction between magnesium and oxygen often is used in firework displays. The product of the reaction is magnesium oxide. During this reaction: Which element is oxidised and which is reduced?

In blast furnace, iron oxide is reduced by

While sulphur dioxide and hydrogen peroxide can act as oxidising as well as reducing agents in their reactions, ozone and nitric acid act only as oxidants, why?

Write the equations of the oxidation and reduction reactions.