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प्रश्न
Give example.
Trivalent basic radicals
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उत्तर
Al3+, Cr3+, Fe3+, Au3+
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संबंधित प्रश्न
Name the following radicals :
SO42
Name the following radicals :
HC03
The valency of calcium is 2. Write the valencies of other radical in the following :
- CaO
- Ca(OH)2
- CaC03
- CaCl2
Write the names of `"CuCo"_3` compounds :
Write the names of `"NH"_4"OH"` compounds :
State whether the following statements are true or false:
A sodium ion has positive charge because it has more protons than a neutral atom.
State whether the following statements are true or false :
A chloride ion has negative charge because it has more electrons than a neutral atom.
Fill in the following blank with suitable word:
A potassium ion has positive charge because it contains less............... than.....................
A particle X has 17 protons, 18 neutrons and 18 electrons. This particle is most likely to be :
Give example.
Basic radicals
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Chromium sulphate
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Potassium ferrocyanide
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Potassium manganate
Differentiate between the following with suitable examples- A basic radical and an acid radical
Name the following:
The radical containing one nitrogen and four hydrogen atoms.
State if the following element or radical is divalent?
Lithium
State if the following element or radical is divalent?
Nickel
