Chemistry of Carbon Compounds
The seperation of petroleum fractions depends on the differences in their
Which of the following raw material is used in the plastic theory?
The product of the reaction between C2H5OH and concentrated H2SO4 at 170°C is
CH2 = CH2
When protein is heated to a high temperature it undergoes
What is the molecular formular of a compound with empirical formular CH2O and vapour density of 90? [H = 1, C = 12, O = 16]
What is the product of the reaction between propene and 1mole of hydrogen iodide?
Ethanol reacts with excess acidified K2Cr2O7 to produce
Dry hydrogen chloride when dissolved in methyl bezene
turns blue litmus paper red
turns red litmus paper blue
does not affect litmus paper
bleaches litmus paper
A mixture of kerosene and diesel oil can be separated by
Which of the following compound would not give a precipitate with ammoniacal AgNO3 solution?
CHC3 ≡ CCH3
HC ≡ CH
CH3C ≡ CH
CH3CHCH2 ≡ CH
When ethanol is heated with excess concentrated tetraoxosulphate (VI) acid, the organic product formed is
The hydrolysis of groundnut oil by potassium hydroxide is known as
Arrange the following compounds in order of increasing boiling point
What is the main type of reaction alknenes undergo?
A hydrocarbon containing 88.9% carbon has the empirical formula [H = 1, C = 12]
Which of the following substances is a suitable solvent for perfumes?
The complete hydrogenation of C6H6 in the presence of nickel catalyst at 200°C gives
Which of the following pairs of substances can be distinguished by use of NaHCO3 solution?
CH3CH2OH and HCOOCH3
CH3CH2OH and CH3COOH
CH3COOH and HCOOH
CH3CH2OH and CH3OH
Alkenes undergo the following reactions except
Hydrocarbon which reacts with ammoniacal copper (I) chloride solution conform to the general molecular formular
Consider the reaction below
What is the product of the reaction between ethanol and excess acidified KMnO4 solution?
CH2 = CH2
CH3 - CH3
Glucose reduces Fehlin's solution on warming to
Copper (I) oxide
Copper (II) oxide
Copper (I) chloride
Copper (II) hydroxide
Which of the following compounds reacts readily with sodium to liberate hydrogen?
The name of the compound is
The product of the complete oxidation of the compound will be an
What type of reaction occurs between vegetable oil and plant ash extract?
Which of the following compounds is an alkanoate?
What is CaHb in the following equation? CaHb + 5O2 → 3CO2 + 4H2O
Which of the following equations represents a substitution reaction?
C4H10 + Cl2(g) → C4H9Cl(g) + HCl(g)
C2H4(g) + HCl(g) → C2H5Cl(l)
C2H2(g) + 2H2(g) → C2H6(g)
C3H4(g) + 4O2(g) → 3O2(g) + 2HCl(g)
Reactions undergone by compounds with the general formular CnH22 → C2H5 + C2H4 + X
What is the major product formed when C2H5OH reacts with CH3COOH?
Which of the following substances is a non-reducing sugar?
The colour of the solution formed when ethyne reacts with an acidic solution of potassium tetraoxomanganate (VII)
Fats are classified as
Consider the reaction represented by the equation below: CH4(g) + 2O2(g) → CO2(g) + 2H2O(l) .How many moles of carbon (IV) oxide will be produced from 32g of methane? [H = 1, C = 12, O = 16]
Ethyne undergoes the following reactions except
Which of the following compounds has the highest percentage of carbon? [H = 1, C = 12, O = 16]
Which of the following pairs of solution will produce a precipitate when mixed?
Pb(NO3)2(aq) and NaCl(aq)
MgSO4(aq) and HCl(aq)
ZnCl2(aq) and NaSO4(aq)
NaOH(aq) and HNO3(aq)
Glucose gives a brick red precipitate with Fehlin's solution because it is
a reducing sugar
a non electrolyte
What is the IUPAC name of CH3CH2COOCH3
Which of the following compounds is a soapless detergent?
The condensation of several amino acid molecules gives
long chain alkanoic acid
Which of the following petroleum fractions yields vaseline and paraffin wax redistillation?
What is the product CxHy in the following equaiton? C10H22 → C8H18 + CxHy
Which of the following compounds has the same empirical formular as benzene?
A given fuel has an octane number of 100. This means that
the knocking tendency of fuel is low
the fuel is a mixture of several hydrocarbons
a large amount of alkanes is present in the fuel
the fuel needs to be cracked before use
Wine containing 8% to 17% ethanol can be converted to gin containing about 40% ethanol by
Which of the following sustances could be responsible for the banana taste of a food flavour?
What is the organic product of the reaction of C2H5OH with excess acidified K2Cr2O7(aq)?
The reaction of vegetable oil with a solution of wood ash is
What process does the following equation represent? (C6H1oO5)n + nH2O → nC6H12O6
Polymerization of glucose
Hydrolysis of starch
Fermentation of sugar
Dehydration of carbohydrates
When excess ethene is shaken with acidified KMnO4 solution, the product obtained is
ethane -1, 2- diol
Which of the following processes takes place during the production of magarine from vegetable oils?
Which of the following ions compounds can be represented by the molecular formular C2H6O?
When alkynes are hydrogenated completely, they produce compounds with the general molecular formular
The following compounds are hydrocarbons except
The reaction between ethene and chlorine to form 1, 2-dichloroethane is
Which of the following statements about soapless detergent is correct? They
lather readily with hard water
increase the surface tension of water
cause hydrolysis of salts in water
form a curdy precipitate with soft water
Which of the following types of alkanols undergo oxidation to produce alkanoic acids?
I Primary alkanols
II Secondary alkanols
III Tertiary alkanols
I, II and III
I and II only