Questions

M.C.Q

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19 questions · timed · auto-graded

MCQ 11 Mark
______________ is used in nonstick cookware.
  • A
    PVC
  • Teflon
  • C
    Polystyrene
  • D
    Polypropylene
Answer
Correct option: B.
Teflon
Teflon
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MCQ 21 Mark
______________ are used for making fragrance and flavouring agents
  • A
    Ethers
  • B
    Ethanol
  • Ester
  • D
    Ethanoic acid
Answer
Correct option: C.
Ester
Ester
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MCQ 31 Mark
Monomer of polythene is ______________
  • A
    $CH=CH$
  • $CH_2=CH_2$
  • C
    $CH_3-CH_3$
  • D
    $CH=CH$
Answer
Correct option: B.
$CH_2=CH_2$
$CH_2=CH_2$
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MCQ 41 Mark
A small unit that repeats re-quality to form a polymers.
  • A
    Macromolecule
  • B
    Polysaccharides
  • Monomer
  • D
    Dinomer
Answer
Correct option: C.
Monomer
Monomer
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MCQ 51 Mark
Gas evolved during fermentation ______________
  • A
    $O_2$
  • B
    $CO$
  • C
    $H_2$
  • $CO_2$
Answer
Correct option: D.
$CO_2$
$CO_2$
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MCQ 61 Mark
______________ is a natural macromolecule
  • A
    Polythene
  • B
    Monosaccharide's
  • Polysaccharides
  • D
    Disaccharides
Answer
Correct option: C.
Polysaccharides
polysaccharides
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MCQ 81 Mark
A saturated hydrocarbon will have suffix ______________
  • A
    -ene
  • B
    -yne
  • -ane
  • D
    -one
Answer
Correct option: C.
-ane
-ane
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MCQ 91 Mark
$\text{IUPAC}$ name of $CH_3-CH_3$ is ______________
  • A
    ethene
  • ethane
  • C
    ethyne
  • D
    ethylene
Answer
Correct option: B.
ethane
ethane
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MCQ 101 Mark
The reaction in which two molecules react to form a single product is known as ______________ reaction.
  • A
    substitution
  • addition
  • C
    hydrogenation
  • D
    polymerisation
Answer
Correct option: B.
addition
addition
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MCQ 111 Mark
Diamond and graphite have the same ______________ .
  • chemical properties
  • B
    same degree of hardness
  • C
    electrical conductivity
  • D
    physical forms
Answer
Correct option: A.
chemical properties
chemical properties
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MCQ 121 Mark
After the formation of four Covalent bonds, Carbon attains the electronic configuration of ______________ .
  • A
    Helium
  • Neon
  • C
    Argon
  • D
    Krypton
Answer
Correct option: B.
Neon
neon
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MCQ 131 Mark
Ethanol is used as an additive to increase the efficiency of petrol such a fuel is called ______________
  • A
    ethanol
  • B
    cananol
  • gasohol
  • D
    methanol
Answer
Correct option: C.
gasohol
gasohol
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MCQ 151 Mark
What are the products obtained on complete combustion of hydrocarbons? ______________
  • A
    $CO+H_2O$
  • B
    $CO_2+H_2$
  • $CO_2+H_2O$
  • D
    $CO + H_2$
Answer
Correct option: C.
$CO_2+H_2O$
$CO_2+H_2O$
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MCQ 161 Mark
Ethane with the molecular formula $C_2H_6$ has ______________ covalent bonds.
  • A
    six
  • seven
  • C
    eight
  • D
    nine
Answer
Correct option: B.
seven
seven
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MCQ 171 Mark
The ______________ hydrocarbon is also called marsh gas.
  • A
    ethane
  • B
    propane
  • methane
  • D
    butane
Answer
Correct option: C.
methane
methane
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MCQ 181 Mark
A functional group mainly determines the ______________ properties.
  • A
    physical
  • chemical
  • C
    both
  • D
    both none of the above
Answer
Correct option: B.
chemical
chemical
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MCQ 191 Mark
The fundamental organic compounds are also known as_________________  compounds.
  • parent
  • B
    father
  • C
    mother
  • D
    daughter
Answer
Correct option: A.
parent
parent
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