SZABMU MDCAT 2025 Chemistry#Electrochemistry#Oxidation Number6Choose the best answerIn the given reaction CH₃OH → HCOOH, oxidation state of carbon changes from: (SZABMU MDCAT 2025)A-2 to 0B-2 to +2C-3 to +2D0 to +2 Like 0 Discuss 0Share
SINDH MDCAT 2019 CHEMISTRY#Electrochemistry#Oxidation Number7Choose the best answerThe oxidation state of Cl in HClO₄ is: (Sindh MDCAT 2019)A-1B+5C+7D-7 Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Electrochemistry#Oxidation Number8Choose the best answerWhich of the following best identifies the redox reaction:Atransfer of protonBtransfer of electronCabsorption of lightDexchange of ions Like 0 Discuss 0Share
SINDH MDCAT 2018 Chemistry#Electrochemistry#Oxidation Number9Choose the best answerIn which of the following nitrogen compounds, N has the highest oxidation state? (Sindh MDCAT 2018)ANH₂OHBN₂H₄CHNO₃DNH₃ Like 0 Discuss 0Share
ElectrochemistryOxidation Number10Choose the best answerThe oxidation number of an element in a species may be:APositiveBZero or fractionalCNegativeDAll of these Like 0 Discuss 0Share