Advertisements
Advertisements
Question
The formula of carbonate of a metal M is M2CO3.
What will be the formula of its nitride ?
Advertisements
Solution
Let us first work out the valency of the metal M (we know that carbonate ion has a valency of −2):
Element/Ion M `"CO"_3^(2-)`
It is clear that M has a valency of 1.
Formula of nitride of M:
Element / Ion M N3-
Valency 1 -3
Crossing the valencies, formula of the nitride of M is M3N.
APPEARS IN
RELATED QUESTIONS
What do the following abbreviations stand for ?
- O
- 2O
- O2
- 3O2
Give the empirical formula of Acitic Acid CH3COOH.
Identify the following substance:
An alkaline gas A which gives dense white fumes with hydrogen chloride.
Write the formula of the following compound:
Potassium permanganate
Write the formula of the following compound:
Calcium carbonate
Write the formula of the following compound:
Calcium hydroxide
Write the formula of the following compound:
Aluminium oxide
Write the formula of the following compound:
Lead [II] chloride
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
Ca2(PO4)3
There are ______ hydrogen atoms in water molecule.
