Give Reason: Argon is Filled in Electric Bulbs.

Give reason: Argon is filled in electric bulbs.

एका वाक्यात उत्तर

Argon is an inert gas and protects the element of bulb from oxidation and burning. Hence increases bulb’s life.

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पाठ 4: Elements, Compounds, Symbols And Formulae - Exercise 3

पाठ 4 Elements, Compounds, Symbols And Formulae
Exercise 3 | Q 3.3

Differentiate between the following.

Filter Paper and Alum

Name the technique that you use if only the solid component of a solution is required.

Give one example for the following types of mixtures :

solid-liquid heterogenous mixture.

Name: a Liquid Metal

Give two examples of Non-metals.

Give two examples of Metalloids.

Fill in the blank
A liquid non-metal is _______.

Give the name of the radical - CO₃

Select the correct answer to the statement given below:

The chemical name for dinitrogen oxide [N₂0].

Give a reason for the following statement :

Brass & bronze are examples of mixtures, while copper sulphate & lead nitrate are examples of compounds.