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12 grade chemistry others

How can a solute dissolve in polar and non-polar solvents?

Aniket Singh

1 Year agoGrade

1 Answer

Askiitians Tutor Team

Approved Tutor Answer1 Year ago

The ability of a solute to dissolve in a solvent depends on the interactions between their molecules. This is often summarized by the phrase "like dissolves like." Here’s how it works for both polar and non-polar solvents:

Polar Solvents

Polar solvents, such as water, have molecules with a significant difference in electronegativity between atoms, leading to partial positive and negative charges. This polarity allows them to interact effectively with other polar substances.

Hydrogen Bonding: Polar solutes can form hydrogen bonds with water, enhancing solubility.
Ionic Interactions: Ionic compounds, like salt, dissociate into charged ions that are stabilized by the polar solvent.

Examples of Polar Solutes

Common polar solutes include sugar and salt, which readily dissolve in water due to these strong interactions.

Non-Polar Solvents

Non-polar solvents, such as oil, consist of molecules that do not have significant charge differences. They interact well with non-polar solutes, which lack polar functional groups.

Dispersion Forces: Non-polar solutes dissolve through weak dispersion forces that occur between non-polar molecules.
Hydrophobic Effect: Non-polar substances tend to aggregate in non-polar solvents, minimizing their exposure to polar environments.

Examples of Non-Polar Solutes

Examples include fats and oils, which mix well with non-polar solvents but do not dissolve in water.

Key Takeaway

In summary, the solubility of a solute in a solvent is largely determined by the polarity of both substances. Polar solutes dissolve in polar solvents, while non-polar solutes are soluble in non-polar solvents. Understanding these interactions helps in various applications, from cooking to pharmaceuticals.

is Pradeep Chemistry+Ncert sufficient for all of the theory of Jee Mains Chemistry?

Hi, I’m a self-study JEE 2027 aspirant with a large 11th backlog. Since I don’t think 6–8 hour one-shots are sufficient to cover the full theory + breadth of problem types of a JEE chapter, I’ve shifted from lecture-based preparation to book-based self-study.

I have a problem with using NCERT as my primary chemistry source. In my experience, it is concise and information-heavy, but often lacks detailed explanations, systematic organisation of concepts, and categorisation of problem types. This seems especially problematic for Physical and Organic Chemistry, where I feel that simply reading NCERT may not give enough depth or problem-solving preparation.

So I’m considering this approach:

Pradeep Chemistry → complete the chapter thoroughly from Pradeep → then read NCERT for that chapter → solve JEE Main PYQs/problems.

My main question is:

Is Pradeep + NCERT sufficient as the complete theory source for JEE Main-level Chemistry?

In other words, after thoroughly completing a chapter from Pradeep and then NCERT, can I consider the theory part of that chapter complete for JEE Main, with only PYQs/problem practice remaining?

I’m asking specifically about JEE Main level, not Advanced.

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