Chemistry MCQs /E book Library part 3

21. Which of the following organic compound has different chemical properties?
(A) C₂H₅COOH
(B) CH₃OH
(C) C₅H₁₁OH
(D)C₂H₅OH

22. Which of the following is inorganic?
(A) N_aCN
(B) CH₃CL
(C) CH₄
(D) CH₃OH

23. Dehydration of ethyl alcohol with conc. H₂SO₄ results in the formation of?
(A) Methane
(B) Ethene
(C) Ethane
(D) Acetylene

24. Which one of the following reagents distinguished ethene from acetylene?
(A) Bromine solution
(B) AgNO₃
(C) Alcoholic KOH
(D) Carbon tetrachloride solution

25. Which one of the following decolorizes Br₂ Water?
(A) Ethene
(B) Methane
(C) Propane
(D) Ethane

26. Ethene reacts with HBr, the compound formed is?
(A) Br-CH₂-CH₂-Br
(B) CH₃-CH₂-Br
(C) Acetylene
(D) CH₃-CH₂-CH₃

27. Which of the following statement is not true for alkynes?
(A) They do not perform Baeyer’s Test
(B) They undergo addition reaction
(C) They burn to form CO₂
(D) They contain a triple bond

28. All the member of alkane series has?
(A) All types of bonds
(B) All single bonds
(C) At least one double bond
(D) At least one triple bond

29. Baeyer’s reagent is?
(A) Hot KM_nO₄
(B) Alkaline KM_nO₄
(C) Conc. KM_nO₄
(D) Acidic KM_nO₄

30. Which one gives carboxylic acid with alkaline KM_nO₄?
(A) Acetylene
(B) Ethane
(C) Ethene
(D) Methane

ANSWERS: CHEMISTRY QUIZZES
21. A
22. A
23. B
24. B
25. A
26. B
27. A
28. B
29. B
30. A

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