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प्रश्न
State what a chemical formula denotes.
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उत्तर
Chemical formula denotes the number of atoms of each element present in a compound.
संबंधित प्रश्न
Name the element used as a standard for atomic mass scale.
What is the significance of the symbol of an element ? Explain with the help of an example.
Write the full form of IUPAC. Name the elements represented by the following symbols:
Au, Pb, Sn, Hg
Give the symbol of the following element:
Xenon
State the type of element for the following:
Neon
Give the symbol of the following element:
Sulphate
Write the radical of the following valency:
Chlorine [Chloride]
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Copper
write symbol with the variable valency
State whether the following ion or radical given below of a non-metallic element exhibits valency: 1–, 2– or 3–. (write the ion or radical with the correct valency).
Dichromate
The pictorial symbol for water given by the alchemists was
