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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).
Dichromate
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उत्तर
| Name | Symbol | Ion | Valency |
| Dichromate | \[\ce{Cr2O7}\] | \[\ce{[Cr2O7]^{2-}}\] | −2 |
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संबंधित प्रश्न
Give two examples of the following:
Solid + Liquid mixture
Give the symbol of the following element:
Aluminium
Give the symbol of the following element:
Phosphate
Write the radical of the following valency:
Bromine [Bromide]
Write the radical of the following valency:
Hydroxide
Write the chemical formula of the following:
zinc oxide
Name the following:
An acid whose formula is ‘H2CO3’.
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
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
The name copper was taken from ______.
