Advertisements
Advertisements
Question
Write the formula of the following compound:
Calcium hydroxide
Advertisements
Solution
Calcium hydroxide - Ca[OH]2 - `"Ca"^(2+)["OH"]^(1-)`
APPEARS IN
RELATED QUESTIONS
Write down the formulae of sodium oxide.
Write the chemical formula of the Calcium oxide.
Write down the formulae for the following compounds :
Calcium oxide
The formula of a compound is X3Y. The valencies of elements X and Y will be respectively :
Give the formula and valency of:
aluminium ………………. .
Give the formula and valency of:
cupric ………………… .
Complete the following statement by selecting the correct option :
The correct formula of aluminium oxide is
Give the empirical formula of : Benzene C6H6
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 |
The formula of the nitride of a metal X is XN, state the formula of :
- its sulphate
- its hydroxide.
Write the formula of the following compound:
Sodium nitrite
Write the formula of the following compound:
Calcium bisulphite
Write the formula of the following compound:
Calcium sulphate
Write the formula of the following compound:
Aluminium carbonate
Write the formula of the following compound:
Aluminium sulphate
Write the formula of the following compound:
Copper [I] chloride
Write the formula of the following compound:
Copper [II] sulphide
Write the formula of the following compound:
Iron [III] sulphide
Write the formula of the following compound:
Iron [II] hydroxide
Write the formula of the following compound:
Iron [III] hydroxide
