What is Meant by 2h and H2

What is meant by 2H and H₂

One Line Answer

2H is two atoms of hydrogen. H₂ is one molecule of hydrogen gas

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Chapter 4: Elements, Compounds, Symbols And Formulae - Exercise 2

Chapter 4 Elements, Compounds, Symbols And Formulae
Exercise 2 | Q 5.1

Define:

Atomicity

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

The hardest naturally occurring substance

Select the correct answer from the choice given below.
The negatively charged particles in an atom

Select the correct answer to the statement given below:

The chemical name for dinitrogen oxide [N₂0].

Select the correct answer to the statement given below:

A non-metal which exists in the liquid state.

‘An atom is the basic unit of an element’. Draw a diagram of an atom – divisible as seen today.

What are elements? What are they made of?

Give an example for the elements derived from their Latin names.

Name the process associated with the following

A fine beam of light entering through a small hole in a dark room illuminates the particles in its paths.

Give the chemical formula for cane sugar.