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Showing 371–375 of 3336 MCQs

UHS MDCAT 2023 Chemistry UHS MDCAT 2023 Past Paper #Aldehydes and Ketones #Tollens' Test

371

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The appearance of a silver mirror in Tollens' test indicates the presence of which of the following? (UHS MDCAT 2023)

UHS MDCAT 2023 Chemistry UHS MDCAT 2023 Past Paper #Electrochemistry #Oxidation Number

372

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Oxidation number of free magnesium is? (UHS MDCAT 2023)

MDCAT Chemistry Paper 2025 #Chemical Bonding #Molecular Geometry

373

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All of following have two bond pairs and show linear geometry except: (IBA MDCAT 2025)

Atomic Structure Electron Capacity of Subshells

374

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If ℓ = 3, what is the maximum number of electrons in that subshell?

Sindh MDCAT 2021 Chemistry #Benzene & Aromatic Compounds #Electrophilic Substitution

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Which of the following gives electrophilic substitution reaction:

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