๐Ÿ“˜ Liquid Solutions – Introduction

 Here is a Class 12 CBSE/RBSE-friendly explanation of the paragraph you provided, written in a clear, engaging, and exam-oriented manner—ideal for classroom teaching, student notes, or presentation use:

๐Ÿ“˜ Liquid Solutions – Introduction (NCERT Class 12 Chemistry Chapter 1: Solutions)

๐Ÿ’ง What Are Liquid Solutions?

A liquid solution is a type of solution in which the solvent is a liquid.

Depending on the physical state of the solute, the solute in a liquid solution can be:

  • A gas

  • A liquid

  • A solid

✅ Types of Liquid Solutions (Based on Solute State):

  1. Gas in Liquid – Already discussed in Section 2.3.2
    Example: Oxygen dissolved in water

  2. Liquid in Liquid – (To be discussed in this section)
    Example: Alcohol mixed with water

  3. Solid in Liquid – (To be discussed in this section)
    Example: Sugar or salt in water

๐Ÿ” Key Points:

  • These solutions may contain one or more volatile components.

  • Volatile means it can easily evaporate.

  • The liquid solvent is usually volatile.

  • The solute may be volatile or non-volatile depending on its nature.

๐Ÿงช Scope of Discussion:

In this section, we will study only binary liquid solutions, i.e., solutions that have:

  • Two components only

  • Specifically:

    • Liquids in liquids

    • Solids in liquids

These are the most common types in Chemistry and daily life.

๐Ÿ“ Board Exam Tip:

Remember the term "binary solution" means a solution with two components. Focus on understanding which component is the solvent (the one in greater amount and in liquid form here) and which is the solute (the one being dissolved).

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