Give Two Examples of Noble Gases.

Give two examples of Noble gases.

One Line Answer

Examples of Noble gases are Helium, argon, neon

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Chapter 4: Elements, Compounds, Symbols And Formulae - Exercise 1

Chapter 4 Elements, Compounds, Symbols And Formulae
Exercise 1 | Q 5.4

Fill in the blank

Use of a ................. to separate the components of a mixture of solids is based on the difference in the size of the components

Define: Compounds

Name: the Hardest Naturally Occurring Substance

Give two examples of the following.
Metals which are soft

Fill in the blank
The most abundant element in the earth’s crust is _______.

Give the name of the radical - SO₄

Write the names of elements from the following symbol:

State true of false. If false, give the correct statement.

Two different elements may have similar atoms.

Classify the following as metals, non-metals and metalloids.

Sodium, Bismuth, Silver, Nitrogen, Silicon, Carbon, Chlorine, Iron, Copper

Complete the table by writing the symbols of the following elements