ICSE ICSE Class 6 - CISCE Question Bank Solutions

Fill in the blank

The process of transferring the clear liquid layer above the solid particles which settle at the bottom of the container is known as ___________.

Select the correct answer from the choice given below.
A compound

Give one word name for the following:

The solid particles that settle at the bottom of the beaker in a heterogeneous mixture of a solid and liquid.

Tabulate a comparative chart – to differentiate between elements, compounds, and mixtures. Differentiate them with reference to the term

Tabulate a comparative chart – to differentiate between elements, compounds, and mixtures. Differentiate them with reference to existence

Tabulate a comparative chart – to differentiate between elements, compounds, and mixtures. Differentiate them with reference to properties

Tabulate a comparative chart – to differentiate between elements, compounds, and mixtures. Differentiate them with reference to Separation of compound

Why is water called a universal solvent?

Define:
Solute

Define Solvent.

Define:
Solution

Define:
Saturated solutions

Define:
Unsaturated solutions

State two factors by which solubility of a solute in a solvent can be increased.

Fill in the blank.
A _______ is a uniform mixture of a solute and a solvent.

Complete the statement by filling in the blanks with the correct words.

If potassium nitrate is added to water in a beaker to give a homogeneous mixture, then potassium nitrate is referred to as the __________, water as the __________, and the homogeneous mixture as the _______.

(solution/ solute/solvent/saturated solution)

Give a reason why water is considered a universal solvent.

Define the term solution with reference to the addition of sodium chloride to water.

Draw a neat labelled diagram of the addition of copper sulphate to water. Label solute, solvent, and solution in the same.

From the following substances given below state which will form a solution in the same.
(a) sodium carbonate
(b) calcium carbonate
(c) charcoal powder
(d) sodium sulphate
(e) table salt
(f) powdered particles of lead from a lead pencil
(g) iron powder
(h) copper filings
(i) sand particles
(j) honey