Advertisements
Advertisements
प्रश्न
Name the following:
The component of a naphthalene-sodium chloride mixture, which remains in the evaporating dish when heated together, covered with a funnel.
Advertisements
उत्तर
Sodium chloride.
संबंधित प्रश्न
Which of the following are homogeneous in nature ?
- ice
- wood
- soil
- air
A mixture contains water, kerosene and sand. How will you separate this mixture ?
Give two examples.
Homogeneous mixture
State whether the following statement is true or false. If false write – the correct statement.
Components in a mixture are present in a definite proportion.
Name the following:
A physical method of separating iron from an iron-sulfur mixture.
Give reasons for the following:
Naphthalene and camphor cannot be separated by sublimation.
Differentiate between a homogenous and a heterogeneous mixture with one example of each in the (a) solid-solid (b) solid-liquid If (c) liquid-liquid state of the mixture.
Which of the following are physical changes?
(i) Melting of iron metal
(ii) Rusting of iron
(iii) Bending of an iron rod
(iv) Drawing a wire of iron metal
Expand LPG ______.
LPG is ______ gas.
