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Quiz 6
Mdcat-past-papers - SZABMU - Chemistry Quiz
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Board: SZABMU | Subject: Chemistry |
101. Isomerism due to shifting of proton from one atom to another in the same molecule is known as:
Position isomerism
Tautomerism
Functional isomerism
Metamerism
102. The type of isomerism existing in a compound of molecular formula C₂H₆O is:
Functional group isomerism
Tautomerism
Position isomerism
Metamerism
103. 2-Hexanone and 3-Hexanone are best considered as:
Metamers
Tautomers
Functional group isomers
Position isomers
104. If both double and triple bonds are present then the ending given to the root is:
#NAME?
–yne
#NAME?
–ane
105. Which compound is least reactive?
Ethane
Ethene
Benzene
Ethyne
106. The correct order of reactivity of hydrocarbons is:
Alkanes > Alkynes > Alkenes
Alkenes > Alkanes > Alkynes
Alkenes > Alkanes > Alkynes
Alkenes > Alkynes > Alkanes
107. Which of the following is not oxidized by any oxidizing agent?
Benzene
Toluene
Ethylbenzene
Xylene
108. Benzene is prepared in the laboratory from sodium benzoate in the presence of:
Dil. NaOH
Alc. KOH
NaOH + CaO
Na/Ether
109. Which of the following will not give substitution reaction?
CH₃–CH₃
CH₂=CH₂
CH≡CH
C₆H₆
110. The common name of 1,3-dihydroxy benzene is:
Mesitylene
Resorcinol
Durene
Anthracene
111. Resonance energy of benzene is:
308 KJ or 55.2 Kcal/mol
231 KJ or 36 Kcal/mol
208 KJ or 28.6 Kcal/mol
152 KJ or 36 Kcal/mol
112. Alkyl halides also known as halogen derivatives of:
Alkanes
Alkenes
Alkynes
Alcohols
113. Reactivity order of halogen acids is:
HF > HCl > HBr > HI
HBr > HCl > HI
HCl > HBr > HI > HF
HI > HBr > HCl > HF
114. Alkyl halides involving -C-X bond breakage and -C-Nu bond formation simultaneously would follow the mechanism:
SN1
SN2
E1
E2
115. 50% inversion of configuration and 50% retention of configuration observed is characteristic of:
SN1
SN2
E1
E2
116. Which solvent is used when alcohol reacts with thionyl chloride to form alkyl halide?
Zinc Chloride
Pyridine
Carbon tetrachloride
Sulphuric acid
117. Grignard reagent formed when alkyl halide reacts in the presence of ------ with:
Calcium
Potassium
Sodium
Magnesium
118. Both alcohols and phenols contain:
#NAME?
#NAME?
CH₃ group
#NAME?
119. The order of reactivity of alcohol when O-H bond breaks is:
Primary alcohol > Secondary alcohol > Tertiary alcohol
Secondary alcohol > Tertiary alcohol > Primary alcohol
Tertiary alcohol > Secondary alcohol > Primary alcohol
Primary alcohol > Tertiary alcohol > Secondary alcohol
120. Which process is used to convert alcohol into ether?
Dehydration
Oxidation
Hydrolysis
Hydrogenation
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