Advertisements
Advertisements
Question
Write the formula of the following compound:
Aluminium nitrate
Solution
Aluminium nitrate - Al[NO3]3 - `"Al"^(3+)"NO"_3^(1-)`
APPEARS IN
RELATED QUESTIONS
The element having atomicity 'four' is most likely to be :
Name the elements water is made of. What are the valencies of these elements ? Work out the chemical
formula for water.
(a) Write the symbols/formulae of two simple ions and two compound ions (or polyatomic ions).
An element Y has a valency of 4. Write the formula for its :
- chloride
- oxide
- sulphate
- carbonate
- nitrate
Give the formula and valency of:
chromate ………….…….. .
Give the empirical formula of Acetylene C2H2
Match the following:
Column A | Column B |
(a) Pb(NO3)2 | (i) rotten eggs smell |
(b) CO2 | (ii) burns with a pop sound |
(c) (NH4)2Cr2O7 | (iii) the suffocating smell of sulphur |
(d) HCI | (iv) lime water turns milky |
(e) NO2 | (v) crackling sound |
(f) O2 | (vi) residue swells up |
(g) H2 | (vii) brown gas |
(i) H2S | (viii) supports combustion |
(j) SO2 | (ix) fumes with NH3 solution |
What is a chemical formula? What is the significance of a formula?give an example to illustrate?
Name the element in the compound and give the formula of the following compound:
Ethanol
Write the formula of the following compound:
Sodium chloride
Write the formula of the following compound:
Sodium carbonate
Write the formula of the following compound:
Sodium bisulphite
Write the formula of the following compound:
Calcium nitrate
Write the formula of the following compound:
Copper [I] chloride
Write the formula of the following compound:
Silver [II] chloride
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
KNO3
Write the chemical formula for the following compounds
- Aluminium sulphate
- Silver nitrate
- Magnesium oxide
- Barium chloride
Write the molecular formulae for the following compounds
Magnesium (II) acetate