Advertisements
Advertisements
प्रश्न
State the valency of the following metallic element and write symbol with the valency
Chromium
Advertisements
उत्तर
Metals have positive valency 1, 2 or 3,
| Element | Symbol | Valency |
| Chromium | \[\ce{Cr}\] | \[\ce{Cr^3+}\] |
APPEARS IN
संबंधित प्रश्न
Give two symbols which have been derived from the " Latin names" of the elements.
What do the following symbol stand for?
H2
State the type of element for the following:
Boron
State the type of element for the following:
Aluminium
Write the radical of the following valency:
Nitrate
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
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).
Iodide
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).
Nitrate
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).
Bisulphate
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).
Phosphate
