Advertisements
Advertisements
Question
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).
Bicarbonate
Solution
| Name | Symbol | Ion | Valency |
| Bicarbonate | \[\ce{[HCO3]}\] | \[\ce{[HCO3]^{1-}}\] | −1 |
APPEARS IN
RELATED QUESTIONS
On what principle are the following methods of separation based? Give one example of a mixture for each of the methods mentioned in which they are used
Magnetic separation
The atomic number of an element X is 13. What will be the number of electrons in its ion X3+ ?
Explain the terms 'valency' and 'variable valency'.
In the chemical word equation –
Zinc + Sulphuric acid → Zinc sulphate + Hydrogen.
State the reactants and products of the above reaction. What does the arrow indicate?
Select the correct answer from the choice given below.
The symbol of mercury is
State the type of element for the following:
Platinum
Write the chemical formula of the following:
Sodium bromide
Give the formula of the following gas:
Nitrogen
Certain metal exhibit variable valencies which include valencies: 1+, 2+, 3+, and 4+.
State the variable valency of the following metal.
Lead
write symbol with the variable valency
The name copper was taken from ______.
