Advertisements
Advertisements
Question
State if the following element or radical is divalent?
Nickel
Solution
Nickel element or radical is divalent.
APPEARS IN
RELATED QUESTIONS
Write the symbols and valencies of the following radicals:
- Magnesium ion
- Ammonium
- Carbonate
- Nitrate
- Oxide
- Bisulphate
- Aluminium ion
Write the names of `"NH"_4"OH"` compounds :
An element X has a valency of 2. Write the simplest formula for bromide of the element.
An element X has a valency of 2. Write the simplest formula for oxide of the element.
Give example.
Trivalent basic radicals
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compounds.
Barium sulphate
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.
Sodium zincate
Name the following radicals and give their valencies:
1. SO4
2. CO3
3. OH4.
4.Cr2O7
Atoms that carry positive or negative charges are called ______.
