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प्रश्न
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).
Bisulphite
उत्तर
| Name | Symbol | Ion | Valency |
| Bisulphite | \[\ce{[HSO3]}\] | \[\ce{[HSO3]^{1-}}\] | −1 |
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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.
What do the following symbol stand for?
2H
State which element exists in the highest percentage in atmosphere.
State the type of element for the following:
Neon
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Mercury
write symbol with the variable valency
What does the symbol '(s)' present in a chemical equation, mean?
Describe the different ways in which we can write the symbols of elements. Give appropriate examples.
Name the elements with the following symbols.
- Na
- W
- Ba
- Al
- U
Which letter is never used in any element symbol?
