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Mdcat-past-papers - IBA Quiz

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101. Which atom has at least single electron in dumbell shape orbital?



102. Which of following adhesive is used to bond broken pieces of jewelry?



103. Ratio of sigma bonds and pi bonds present in benzene are:



104. Which one is addition polymer?



105. When one mole of a substance is decomposed preferably as compared to evaporation then decomposition has:



106. At start of reaction:



107. Which is not true about benzene:



108. During Clemmenson reduction of aldehyde and ketone, carbonyl group into alkane group is carried out with:



109. Consider the given reaction: N2+3H2→2NH3. If 56 g of N2 reacts with 12 g of H2 and produces 51 g of NH3, what is the theoretical yield (TY) of NH3 and the percentage yield (PY) of the reaction? (Molar mass of N2 = 28 g/mol, H2 = 2 g/mol and NH3 = 17 g/mol)



110. When SHE is connected with Cu electrode using salt bridge and external wire:



111. The ionic compound among the following with the highest lattice energy is:



112. All of following have two bond pairs and show linear geometry except:



113. If ionization energy of an element is greater then:



114. Which compounds all not show geometrical isomerism:



115. The mass of hydrogen gas needed to produce 51g ammonia:



116. Digestion of protein started when food enters in:



117. Select the standard condition for temperature and pressure:



118. Which of the following is NOT a state function?



119. Which one is not a type of stereoisomerism?



120. Formic acid reacts with ethanol in presence of acid catalyst produces: