Solubility of any salt can be determined from_______________?
Solubility of any salt can be determined from_______________?
A. Ka
B. Kb
C. Kc
D. Ksp
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Centrifugal forces are balanced in atom by__________________?
Centrifugal forces are balanced in atom by__________________?A. Attractive forces
B. Repulsive force
C. Electrons
D. NeutronsWhich of the following is not a secondary pollutant_________________?
Which of the following is not a secondary pollutant_________________?A. ozone
B. carbonic acid
C. sulphuric acid
D. carbon dioxideWhen the value of Kc is very small then_______________________?
When the value of Kc is very small then_______________________?A. reaction is at start
B. product conc. Is maximum
C. reactant conc. Is minimum
D. reaction is completedIn crystallization if the solvent is inflammable then direct heating is________________?
In crystallization if the solvent is inflammable then direct heating is________________?A. needed
B. avoided
C. depends on temperature
D. crystallization does not involve heatingAmmonia may be prepared by heating ammonium chloride with_______________?
Ammonia may be prepared by heating ammonium chloride with_______________?A. Water
B. NaCl
C. Aqueous sodium hydroxide
D. H2SO4Alkanes containing a methyl group on main chain at 2nd carbon are called________________?
Alkanes containing a methyl group on main chain at 2nd carbon are called________________?A. iso-alkane
B. normal-alkane
C. neo-alkane
D. branched-alkane