Atomic Structure STBAtomic Structure MCQs (STB)#Hydrogen Isotopes#Isotopes936Choose the best answerIdentify the hydrogen isotope that contains no neutron.ADeuteriumBTritiumCProtiumDAll hydrogen isotopes contain neutrons Like 0 Discuss 0Share1
Chemical BondingMolecular Geometry and Polarity937Choose the best answerCO₂ and SO₂ are both triatomic, but CO₂ is non-polar while SO₂ is polar because:ACO₂ is bent while SO₂ is linearBCarbon always forms non-polar bondsCCO₂ contains no polar bondsDCO₂ is linear while SO₂ is bent Like 0 Discuss 0Share
SZABMU MDCAT 2025 Chemistry#Benzene & Aromatic Compounds#Structure of Benzene938Choose the best answerAddition of three molecules of chlorine into benzene prove that benzene has: (SZABMU MDCAT 2025)A3 double bondsBnon polarCpolarDnon planar Like 1 Discuss 0Share
Stoichiometry Stoichiometry MCQS#Atomic Structure#Isotopes939Choose the best answerA sample contains 51 atoms of bromine-79 and 49 atoms of bromine-81. What does this show?ASome bromine atoms are unstableBBromine has two different nucleon numbersCBromine has two different proton numbersDBromine-81 has 2 additional electrons than bromine-79 Like 0 Discuss 0Share
Chemical equilibrium 01Chemical equilibrium #Kc940Choose the best answerWhich statement correctly relates Kc to the equilibrium composition?ALarge Kc → mostly reactantsBSmall Kc → mostly productsCModerate Kc → appreciable amounts of both reactants and productsDKc = 1 → reaction is necessarily complete Like 0 Discuss 0Share