Types of chemical reactions

Give an example of a precipitate.

Nessler's reagent turns to dark brown colour to indicate the presence of _________ gas.

In the following reaction, what is the role of '$\mathrm{C}$'? 

$\mathrm{ZnO}+\mathrm{C}\to \mathrm{Zn}+\mathrm{CO}$

In the context of redox reactions, the removal of hydrogen from a substance is known as

The removal of oxygen from a substance is called

Consider the reaction: $\mathrm{KBr}\left(\mathrm{aq}\right)+{\mathrm{AgNO}}_3\left(\mathrm{aq}\right)\to {\mathrm{KNO}}_3\left(\mathrm{aq}\right)+\mathrm{AgBr} \left(\mathrm{s}\right)$. This is an example of

Which of these is a thermal decomposition reaction? 

The reactions in which compound breaks up into elements or simpler compounds is known as

Consider the following equation of the chemical reaction of a metal $\mathrm{M}: 4\mathrm{M}+3{\mathrm{O}}_2\to 2{\mathrm{M}}_2{\mathrm{O}}_3$. This equation represents

How reversible reactions are represented? Give example. 

A reversible reaction is represented by $\rightleftharpoons$ symbol.

Define electrolysis.

Identify and write the type of reaction represented by following equations.

$2\mathrm{Ca}+{\mathrm{O}}_2\to 2\mathrm{CaO}$.

Identify and write the type of reaction represented by following equations.

${\mathrm{NH}}_4\mathrm{Cl}\to {\mathrm{NH}}_3+\mathrm{HCl}$.

Identify and write the type of reaction represented by following equations.

$2{\mathrm{FeSO}}_4\to {\mathrm{Fe}}_2{\mathrm{O}}_3+{\mathrm{SO}}_2+{\mathrm{SO}}_3$.

Identify and write the type of reaction represented by following equations.

$\mathrm{CaO}+{\mathrm{H}}_2\mathrm{O}\to \mathrm{Ca}{\left(\mathrm{OH}\right)}_2$.

Identify and write the type of reaction represented by following equations.

${\mathrm{CaCO}}_3\to \mathrm{CaO}+{\mathrm{CO}}_2$.

When a decomposition reaction take place on the absorption of light, such reaction is known as _____.

The formation of water by the reaction of hydrogen and oxygen is a _____ reaction. 

The reaction of quick lime and water to form slaked lime is an _____ reaction.