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प्रश्न
Write the radical of the following valency:
Sulphite
विकल्प
1+
2+
3+
1−
2−
3−
MCQ
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उत्तर
2−
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संबंधित प्रश्न
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Fill in the blank:
Symbolic expression for a molecule is called _____.
Give the symbol of the following element:
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