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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 :
Cr2072
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.
Name the particle which has 18 electrons, 18 neutrons and 17 protons in it.
The valencies (or charges) of some of the ions are given below :
Ion Valency Ion Valency (Charge) (Charge)
Sodium ion 1+ Nitrate ion 1–
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Using this information, write down the formulae of :
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A particle P has 18 electrons, 20 neutrons and 19 protons. This particle must be :
Give example.
Basic radicals
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Calcium silicate
Name the following:
The radical containing one nitrogen and four hydrogen atoms.
State if the following element or radical is divalent?
Nitride
