Sindh MDCAT 2020 Chemistry#Transition Elements#Variable Oxidation States36Choose the best answerThe transition element which does not show variable valency is: (Sindh MDCAT 2020)ACuBScCZnDCr Like 2 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Ionization Energy#Periodic Trends37Choose the best answerThe first ionization energy is maximum for: (Sindh MDCAT 2020)ANaBMgCAlDK Like 0 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Chemical Bonding#Hybridization38Choose the best answerIn alkanes, each Carbon has hybridization: (Sindh MDCAT 2020)Asp³BspCsp²Ddsp Like 0 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Alkyl Halides#SN2 Reaction39Choose the best answerAlkyl halides involving C–X bond breakage and C–Nu bond formation? (Sindh MDCAT 2020)ASN₁BSN₂CE1DE2 Like 0 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Electrochemistry#Oxidation Number40Choose the best answerThe oxidation state of 'S' in (S₂O₃)²⁻ is: (Sindh MDCAT 2020)A+4B+6C-2D+2 Like 0 Discuss 0Share