GasesBoyle's Law Graph336Choose the best answerAt constant temperature, if P is plotted against 1/V for a fixed amount of an ideal gas, the graph is:AA horizontal straight lineBA vertical straight lineCA straight line passing through the originDA rectangular hyperbola Like 0 Discuss 0Share
BUMHS MDCAT 2025 Chemistry#Aldehydes and Ketones#Reduction of Carbonyl Compounds337Choose the best answerZn-Hg/conc. HCl reduces acetaldehyde to: (BUMHS MDCAT 2025)AEthaneBEtheneCacetic acidDPara aldehyde Like 0 Discuss 0Share
MDCAT Chemistry Past Papers Reconduct 2023#Chemical Kinetics#Order of Reaction338Choose the best answerIn the chemical reaction N₂O₅ → NO₂, what is the order of the reaction? (MDCAT Reconduct 2023)AThird orderBFirst orderCZeroth orderDSecond order Like 0 Discuss 0Share
XiMDCAT XI Complete Chemistry Grand Test#Boiling Point#Liquids339Choose the best answerChoose the correct order of boiling points.AWater > Acetic acid > Ethanol > Acetone > CS₂BAcetic acid > Water > Acetone > Ethanol > CS₂CAcetic acid > Ethanol > Water > Acetone > CS₂DAcetic acid > Water > Ethanol > Acetone > CS₂ Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Planck's Constant340Choose the best answerWhat is the accepted value of Planck’s constant?A6.626 × 10⁻³⁴ J sB8.854 × 10⁻¹² C² J⁻¹ m⁻¹C1.602 × 10⁻¹⁹ CD1.097 × 10⁷ m⁻¹ Like 0 Discuss 0Share