Advertisements
Advertisements
प्रश्न
State if the following element or radical is divalent?
Bisulphite
Advertisements
उत्तर
Bisulphite element or radical is not divalent.
APPEARS IN
संबंधित प्रश्न
How many atoms are present in a PO43− ion?
Write the names of `"NH"_4"OH"` compounds :
Tick (√) the correct answer.
The sulphate radical is written as S042-. What is the formula of calcium sulphate ?
Fill in the following blank with suitable word:
A potassium ion has positive charge because it contains less............... than.....................
The valencies (or charges) of some of the ions are given below :
Ion Valency Ion Valency (Charge) (Charge)
Sodium ion 1+ Nitrate ion 1–
Copper ion 2+ Sulphide ion 2–
Using this information, write down the formulae of :
- Sodium sulphide
- Copper nitrate
Give example.
Composite radicals
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Sodium zincate
State if the following element or radical is divalent?
Nickel
State if the following element or radical is divalent?
Permanganate
Atoms that carry positive or negative charges are called ______.
