MCQ Class 10 Science Chapter 4 Carbon And Its Compounds Advertisement MCQ’s For All Chapters – Science Class 10th 1. Which of the following statements are correct for carbon compounds? (i) Most carbon compounds are good conductors of electricity. (ii) Most carbon compounds are poor conductors of electricity. (iii) Force of attraction between molecules of carbon compounds is not very strong. (iv) Force of attraction between molecules of carbon compounds is very strong.(ii) and (iv)(ii) and (iii)(i) and (iv)(i) and (iii)Question 1 of 142. C3H8 belongs to the homologous series ofCyclo alkanesAlkynesAlkenesAlkanesQuestion 2 of 143. The number of isomers of pentane is2345Question 3 of 144. Which of the following will undergo addition reaction?C2H4CH4C3H8C2H6Question 4 of 145. When ethanoic acid is treated with NaHCO^ the gas evolved isCOH2CO2CH4Question 5 of 146. Which of the following will give a pleasant smell of ester when heated with ethanol and a small quantity of sulphuric acid?CH3COOHCH3CHOCH3CH2OHCH3OHQuestion 6 of 147. Name the functional group present in CH3COCH3.AldehydeAlcoholCarboxylic acidKetoneQuestion 7 of 148. Addition reactions are undergone bysaturated hydrocarbons (alkanes)only alkenesonly alkynesboth alkenes and alkynesQuestion 8 of 149. Identify ‘A’ in the following reaction: CH3COOH + Na2CO3 → A + CO2 + H0ONaOHCH3COONaCH2(Na)COOHNaHCO3Question 9 of 1410. Which of the following belongs to homologous series of alkynes? C6H6, C2H6, C2H4, C3H4.C3H4C6H6C2H4C2H6Question 10 of 1411. A hydrocarbon has four carbon atoms. Give its molecular formula if it is an alkene.C4H4C4H10C4H8C4H6Question 11 of 1412. Give the IUPAC name of CH3COOC2H5.Etyl methyl carboxylic acidEthyl ethanoic acidButanoateEthyl ethanoateQuestion 12 of 1413. The firSt member of the alkyne homologous series isethenepropyneethynemethaneQuestion 13 of 1414. A soap molecule has ahydrophilic head and hydrophobic tailhydrophobic head and hydrophobic tailhydrophobic head and hydrophilic tailhydrophilic head and hydrophilic tailQuestion 14 of 14 Loading...
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