SINDH MDCAT 2018 Chemistry#Downs Cell#Electrochemistry21Choose the best answerThe melting point of NaCl is very high 801°C, it is reduced to 600°C by addition of _________ in Down's process. (Sindh MDCAT 2018)ACalcium chlorideBMagnesium chlorideCAluminum chlorideDPotassium chloride Like 0 Discuss 0Share
SINDH MDCAT 2018 Chemistry#Definition of Radioactivity#Radioactivity22Choose the best answerThe phenomenon in which certain elements emit invisible radiations is called: (Sindh MDCAT 2018)ASpectroscopyBRadioactivityCGravimetryDChromatography Like 0 Discuss 0Share
SINDH MDCAT 2018 Chemistry#Fundamental Principles of Organic Chemistry#Nitriles23Choose the best answerThe number of bonds between carbon and nitrogen atoms in a nitrile is: (Sindh MDCAT 2018)AOne σ and one πBTwo σ and one πCOnly one σDOne σ and two π Like 0 Discuss 0Share
SINDH MDCAT 2018 Chemistry#Extensive Properties#Thermochemistry & Thermodynamics24Choose the best answerWhich of the following properties depends upon the amount of matter present in the system? (Sindh MDCAT 2018)ADensityBGibb's free energyCPressureDTemperature Like 0 Discuss 0Share
SINDH MDCAT 2018 Chemistry#Molarity#Stoichiometry25Choose the best answer106 grams of Na₂CO₃ per dm³ of solution of Na₂CO₃ in water, the concentration of the solution will be: (Sindh MDCAT 2018)A1NB0.1MC1MD0.02M Like 7 Discuss 0Share1