A. Ferric hydroxide
B. Sodium hydroxide
C. Calcium hydroxide
D. Aluminium hydroxide
Related Mcqs:
- Safe and the most reliable method of drying crystals is through_________________?
A. Filter paper
B. Vacuum desiccators
C. Oven
D. None of these - Non-metals usually form _________________ oxides?
A. Acidic
B. Amphoteric
C. Neutral
D. All of the above - True increasing order of acidity of the oxides of Mn is_________________?
A. MnO < MnO2 < Mn2O7
B. Mn2O7 > MnO2 > MnO
C. MnO2 > MnO > Mn2O7
D. MnO2 > Mn2O7 > MnO - The oxides of beryllium BeO is_______________?
A. Acidic
B. Basic
C. Amphoteric
D. Neutral - Which of the following oxides of iodine is used for quantitative analysis of CO ?
A. I2O4
B. I4O2
C. I2O5
D. All are equally useful - The process in which solid changes directly into vapours without passing through liquid state?
A. Decantation
B. Sublimation
C. Evaporation
D. NoneSubmitted by: Naintara Mustafa
- which of the following pair is not distinguished by passing H2S?
A. Hg, Pb
B. Zn, Mn
C. As, CD
D. Cd , PbSubmitted by: Said wali shah
- Water of crystallization can be removed by________________?
A. drying
B. heating
C. evaporation
D. All of the above - In the production of wrought iron Mg Si and P are removed in the form of___________________?
A. oxides
B. silicates
C. slag
D. carbonates - When one hydrogen atom of alkane is removed then it is called________________?
A. alkene
B. alkyl
C. aldehyde
D. saturated hydrocarbon
Advertisement