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प्रश्न
State if the following element or radical is divalent?
Sulphite
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उत्तर
Sulphite element or radical is divalent.
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संबंधित प्रश्न
Name the following radicals :
SO42
The valency of calcium is 2. Write the valencies of other radical in the following :
- CaO
- Ca(OH)2
- CaC03
- CaCl2
Magnesium and oxygen combine in the ratio of 3 : 2 by mass to form magnesium oxide. What mass of oxygen gas would be required to react completely with 24 g of magnesium ?
Define ‘formula mass’ of a compound.
An element X has a valency of 2. Write the simplest formula for bromide of the element.
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Stannic oxide
Name the following radicals and give their valencies:
1. SO4
2. CO3
3. OH4.
4.Cr2O7
Name the following:
The radical containing one nitrogen and four hydrogen atoms.
State if the following element or radical is divalent?
Dichromate
Atoms that carry positive or negative charges are called ______.
