SINDH MDCAT 2019 CHEMISTRY#Chemical Kinetics#Rate Law21Choose the best answerA catalyst increases the rate of reaction by: (Sindh MDCAT 2019)Adecreasing the activation energyBdecreasing the concentration of reactantsCdecreasing the temperatureDincreasing the temperature Like 0 Discuss 0Share
SINDH MDCAT 2019 CHEMISTRY#Mole Concept#Stoichiometry22Choose the best answerThe volume occupied by 1.4 g N₂ at STP is: (Sindh MDCAT 2019)A22.4 dm³B1.12 dm³C11.2 dm³D1.4 dm³ Like 0 Discuss 0Share
SINDH MDCAT 2019 CHEMISTRY#Significant Figures#Stoichiometry23Choose the best answerDetermine the significant figures in 0.0085: (Sindh MDCAT 2019)A4B3C2D1 Like 0 Discuss 0Share
SINDH MDCAT 2019 CHEMISTRY#Bond Order#Chemical Bonding24Choose the best answerThe number of bonds in nitrogen molecules are: (Sindh MDCAT 2019)AOne σ and one πBOne σ and two πCThree σ onlyDTwo σ and one π Like 3 Discuss 0Share
SINDH MDCAT 2019 CHEMISTRY#Atomic Structure#Quantum Numbers25Choose the best answerOrbitals having same energy are called: (Sindh MDCAT 2019)AHybrid orbitalsBDegenerate orbitalsCValence orbitalsDSub-orbitals Like 0 Discuss 0Share