211. When ethene reacts with HBr, the compound formed is
(A) Br-CH₂-CH₂-Br
(B) CH₃-CH₂-Br
(C) Acetylene
(D) CH₃-CH₂-CH₃

212. 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

213. 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

214. Baeyer’s reagent is?
(A) Acidic KMnO₄
(B) Hot KMnO₄
(C) Concentrated KMnO₄
(D) Alkaline KMnO₄

215. Which one gives carboxylic acid with alkaline KMnO₄ ?
(A) Ethane
(B) Ethene
(C) Acetylene
(D) Methane

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

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

218. Dehydration of ethanol with concentrated sulfuric acid results in the formation of
(A) Methane
(B) Ethene
(C) Ethane
(D) Acetylene

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

220. Which one of the following decolonizes Br₂ Water?
(A) MethaneEthene
(B) Propane
(C) Ethane
(D) Ethene