Name the substance oxidised, reduced, oxidising agent, reducing agent in the following reaction:

$2\mathrm{Al}\left(\mathrm{s}\right)+3\mathrm{HCl}\left(\mathrm{aq}\right)\to 2{\mathrm{AlCl}}_3\left(\mathrm{aq}\right)+3{\mathrm{H}}_2\left(\mathrm{g}\right)$

Name the substance oxidised, reduced, oxidising agent, reducing agent in the following reaction:

${\mathrm{Fe}}_2{\mathrm{O}}_3+3\mathrm{CO}\to 2\mathrm{Fe}+{\mathrm{CO}}_2$

Name the substance oxidised, reduced, oxidising agent, and reducing agent in the following reaction:

$2\mathrm{Mg}+{\mathrm{O}}_2\to 2\mathrm{MgO}$

Name the substance oxidised, reduced, oxidising agent, and reducing agent in the following reaction:

$3{\mathrm{MnO}}_2+4\mathrm{Al}\to 3\mathrm{Mn}+2{\mathrm{Al}}_2{\mathrm{O}}_3$

What is balancing of a chemical equation? Balance the following chemical equation:

${\mathrm{H}}_2\mathrm{S}\left(\mathrm{g}\right)+{\mathrm{SO}}_2\left(\mathrm{g}\right)\to \mathrm{S}\left(\mathrm{s}\right)+{\mathrm{H}}_2\mathrm{O}\left(\mathrm{l}\right)$

What is balancing of a chemical equation? Balance the following chemical equation:

${\mathrm{BaCl}}_2\left(\mathrm{aq}\right)+{\mathrm{Al}}_2\left({\mathrm{SO}}_4{)}_3\right(\mathrm{aq})\to {\mathrm{AlCl}}_3(\mathrm{aq})+{\mathrm{BaSO}}_4(\mathrm{s})$

What is balancing of a chemical equation? Balance the following chemical equation: