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प्रश्न
Write the radical of the following valency:
Hydroxide
विकल्प
1+
2+
3+
1−
2−
3−
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उत्तर
1−
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संबंधित प्रश्न
The anion of an element has ______.
What do the following symbol stand for?
H2
Explain the terms ‘chemical formula’.
Write the formula of the compound formed – given symbols and combining power or capacity (valency) of the following element in the compound.
Ca2+ NO31-
State the type of element for the following:
Radon
Give three reasons why – carbon dioxide is considered a compound, while carbon – an element.
Write the radical of the following valency:
Calcium
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
The symbol of tungsten is _______.
Write a note on Greem symbols.
