-
mnsoomro
Posts
Which of the following points are important in connection with equilibrium constant ?
A. Kc is constant at given temperature B. Kc is unaffected by change in concentration of reactants or products C.…
Which of the following molecule is polar__________________?
A. CCI4 B. CO2 C. BF3 D. none of the above Submitted by :- Jamil Ahmed
Which of the following elements has greater 1st ionization energy__________________?
A. B B. C C. N D. O Submitted by :- Jamil Ahmed
Which catalyst is used in contact process ?
A. Fe2O3 B. V2O5 C. SO3 D. Ag2O Submitted by :- Jamil Ahmed
Equal masses of methane and oxygen are mixed in empty container at 25?(C) The fraction of total pressure exerted by oxygen is___________________?
A. one / seventeen B. sixteen / seventeen C. one / three D. two / three Submitted by :- Jamil…
A method of separation of components from its solution using Distribution law is ___________________?
A. Sublimation B. Crystallization C. Solvent extraction D. Distillation Submitted by :- Jamil Ahmed
The type of filtering media used for filtration depending upon____________________?
A. Nature of reactants B. Nature of crucible C. Nature of product D. Nature of precipitate Submitted by :- Jamil…
Water absorber used in combustion analysis is___________________?
A. 5% KOH B. Lime water C. CaCl2 D. Mg (CIO4)2 Submitted by :- Jamil Ahmed
Which of the following set has all species isoelectronic__________________?
A. F – Cl – Br B. Li+1 – Na+1 – K+1 C. F – Ne – Na+ D. H+…
The volume occupied by 1.4g CO at S.T.P is___________________?
A. 22.4 dm3 B. 2.24 dm3 C. 1.12 cm3 D. 1.12 dm3 Submitted by :- Jamil Ahmed