Explain the ''Rancidity'' terms with one example.

Vedclass pdf generator app on play store
Vedclass iOS app on app store

Rancidity :

The process of oxidation of fats and oils that can be easily noticed by the change in taste and smell is known as rancidity.

For example, the taste and smell of butter changes when kept for long.

Rancidity can be avoided by:

$1.$ Storing food in air tight containers

$2.$ Storing food in refrigerators

$3.$ Adding antioxidants

$4.$ Storing food in an environment of nitrogen

Similar Questions

What is the difference between displacement and double displacement reactions ? Write equations for these reactions.

Balance the following chemical equations.

$(a)$ $HNO _{3}+ Ca ( OH )_{2} \longrightarrow Ca \left( NO _{3}\right)_{2}+ H _{2} O$

$(b)$ $NaOH + H _{2} SO _{4} \longrightarrow Na _{2} SO _{4}+ H _{2} O$

$(c)$ $NaCl + AgNO _{3} \longrightarrow AgCl + NaNO _{3}$

$(d)$ $BaCl _{2}+ H _{2} SO _{4} \longrightarrow BaSO _{4}+ HCl$

What does one mean by exothermic and endothermic reactions ? Give examples.

Write the balanced chemical equations for the following reactions.

$(a)$ Calcium hydroxide $+$ Carbon dioxide $\rightarrow$ Calcium carbonate $+$ Water

$(b)$ Zinc $+$ Silver nitrate $\rightarrow$ zinc nitrate $+$ Silver

$(c)$ Aluminium $+$ Copper chloride $\rightarrow$ Aluminium chloride $+$ Copper

$(d)$ Barium chloride$+$ Potassium sulphate $\rightarrow$ Barium sulphate $+$ Potassium chloride

What happens when dilute hydrochloric acid is added to iron fillings ? Tick the correct answer.