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).
Sulphate
Advertisements
उत्तर
| Name | Symbol | Ion | Valency |
| Sulphate | \[\ce{SO4}\] | \[\ce{[SO4]^{2-}}\] | −2 |
APPEARS IN
संबंधित प्रश्न
Define: Compounds
Name the element used as a standard for atomic mass scale.
For writing a chemical formula – ‘symbols’ and combining capacity of an element with hydrogen i.e. ‘valency’ should be known. Explain the term – combining the capacity of an element i.e. valency.
In the chemical word equation – Zinc + Sulphuric acid → Zinc sulphate + Hydrogen
The molecular equation is :
Zn + H2SO4 → ZnSO4 + H2[g].
State what [g] represents.
State the type of element for the following:
Copper
State the type of element for the following:
Iodine
Give a reason – Magnesium [2, 8, 2] has valency 2+.
The pictorial symbol for water given by the alchemists was
Define Alchemy.
Which of the following would weigh the highest?
