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

A pure substance has definite.................. and constant ..............

Define:

Atomicity

State the number of atoms of H₂SO₄

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

Tick (√) the correct alternative from the choice given for the following statement

The hardest naturally occurring substance

Tick (√) the correct alternative from the choice given for the following statement

The most ductile metal.

Write the names of elements from the following symbol:

Select the correct answer from A, B, C, D & E for the statement given below :

A noble gas.

Elements : Combine to form compounds :: Compounds : ______.