Advertisements
Advertisements
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).
Bicarbonate
Advertisements
उत्तर
| Name | Symbol | Ion | Valency |
| Bicarbonate | \[\ce{[HCO3]}\] | \[\ce{[HCO3]^{1-}}\] | −1 |
APPEARS IN
संबंधित प्रश्न
Write the symbols of helium, silver, krypton, antimony, barium.
Fill in the blank:
Dalton used symbol _____ for oxygen and _____ for hydrogen.
Give the symbol and the number of atoms of the following elements present in carbon dioxide.
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?
Write the radical of the following valency:
Sodium
Give the formula of the following acid:
Carbonic
Give the formula of the following gas:
Nitrous oxide
Select the correct answer from the choice in the bracket.
The formula of caustic soda.
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
Fill in the blank with the correct word from the options given below:
A symbol represents a short form of a / an ________.
