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प्रश्न
State the valency of the following metallic element and write symbol with the valency
Chromium
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उत्तर
Metals have positive valency 1, 2 or 3,
| Element | Symbol | Valency |
| Chromium | \[\ce{Cr}\] | \[\ce{Cr^3+}\] |
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संबंधित प्रश्न
What do you understand by :
Noble gases
The scientist who proposed the first letter (or first letter and another letter) of the Latin or English name of
an element as its symbol, was :
Fill in the blank:
Symbol represents _____ atom(s) of an element.
Match the symbols of – radicals – with their correct combining power or capacity, (valency).
(a) OH
(b) So4
(c) No3
(d) Co3
Combining power or capacity – A : 3; B : 2; C : 1. (negative valencies)
State the type of element for the following:
Platinum
Write the radical of the following valency:
Chlorine [Chloride]
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.
Iron
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).
Plumbite
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).
Nitride
