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प्रश्न
Write the radical of the following valency:
Zinc
पर्याय
1+
2+
3+
1−
2−
3−
MCQ
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उत्तर
2+
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संबंधित प्रश्न
Define: Elements-
The symbol of a metal element which is used in making thermometers is :
The English name of an element is potassium, its Latin name will be :
How are the elements with variable valency named? Explain with an example.
Give the symbol of the following element:
Mercury
Give the symbol of the following element:
Boron
Give the symbol of the following element:
Carbonate
Write the chemical formula of the following:
calcium sulphide
What does the symbol '→' present in a chemical equation, mean?
Which letter is never used in any element symbol?
