Advertisements
Advertisements
प्रश्न
Select the correct answer from the choice given below.
The symbol of mercury is
विकल्प
Mg
Hg
Ag
Advertisements
उत्तर
Hg
संबंधित प्रश्न
Explain the terms 'valency' and 'variable valency'.
Write the formula of the compound formed – given symbols and combining power or capacity (valency) of the following element in the compound.
K1+ Cl1-
State which element exists in the highest percentage in human body.
State the type of element for the following:
Antimony
Write the radical of the following valency:
Sulphate
Write the radical of the following valency:
Calcium
Give the formula of the following acid:
Sulphuric
Give the formula of the following gas:
Nitrous oxide
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).
Chloride
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).
Bromide
