Condensation is a type
a) physical
b) chemical
c) physical and reversible
d) chemical and irreversible .
Answers
Answer:
Reversible Change ➠ The change which reverses by reversing the conditions, called Reversible Change. For example, Ice when heated gives water, etc.
❐ Irreversible Change ➠ The change which is permanent and cannot change by changing the conditions is called Irreversible Change. For example, Curdling of milk, etc.
\large{\underline{\underline{\bf{Physical \: and \: Chemical \: changes:-}}}}
PhysicalandChemicalchanges:−
❐ Physical Change ➠ A change in which no new substance is formed, called Physical Change. For example, The melting of ice, etc.
❐ Chemical Change ➠ A change in which new substance is formed, called Chemical Change. For example, The burning of coal or wood, etc.
\large{\underline{\underline{\bf{Evaporation \: and \: Condensation:-}}}}
EvaporationandCondensation:−
❐ Evaporation ➠ The process of changing of a liquid into vapour below its boiling point, called Evaporation.
❐ Condensation ➠ The conversion of a liquid into solid form is known as Condensation. This process is also known as Freezing.
\large{\underline{\underline{\bf{Expansion \: and \: Contraction:-}}}}
ExpansionandContraction:−
❐ Expansion ➠ When heat is provided to the substance, the size of the substance increases, this process is known as Expansion.
❐ Contraction ➠ When the substance becomes cool, the size of the substance decreases, this process is known as Contraction.