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प्रश्न
Answer the following question:
Give the advantages of using symbols instead of names of elements or compounds.
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उत्तर
1. Symbols increase scientific communication across the world.
2. Symbols help to make equations and data shorter and concise.
3. Symbols are helpful for Scientists as it would take time and paper to do their job.
They had to write out the full name of every element instead of its symbol
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संबंधित प्रश्न
Write true or false
All pure substances have characteristic melting and boiling points.
Give three differences between metals and non-metals.
Name A substance used as an insulator.
Tick (√) the correct alternative from the choice given for the following statement.
The most abundant elements in the universe are
Select the correct answer from the choice given below.
An element which is a poor conductor of heat
State four differences between – elements, compounds and mixtures with suitable examples.
Select the correct answer from the choice in the bracket.
The least reactive metal.
Elements are made up of______ kinds of atoms.
Atoms: Fundamental particle of an element::______ : Fundamental particles of a compound.
Reason out
Elements are called semimetals.
