CBSE Questions for Class 10 Chemistry Carbon And Its Compounds Quiz 1 - MCQExams.com

During hydrogenation of oil, the catalyst commonly used is:
  • $$Pd$$ on $$CuCl_{2}$$
  • $$Fe$$
  • $$Ni$$
  • $$H_{2}+O_{2} $$
What is a homologation reaction?
  • Conversion of one member of a homologous series to the other compounds.
  • Breakdown of compounds in a homologous series.
  • Conversion of one member of a homologous series to the next member of homologous series.
  • None of above
Assertion: In O/W emulsion, soap is mixed.
Reason: Soap reduces surface tension.
  • If both assertion and reason are true and reason is the correct explanation of assertion.
  • If both assertion and reason are true but reason is not the correct explanation of assertion.
  • If assertion is true but reason is false.
  • If both assertion and reason are false.

Which of the following will give a pleasant smell of ester when heated with ethanol and a small quantity of sulphuric acid?
  • $$ CH_{2}CH_{2}OH $$
  • $$ CH_{3}OH $$
  • $$ CH_{3}COOH $$
  • $$ CH_{3}CHO $$
Micelle formation take place when soap is added to water? Will a micelle be formed in other solvents like ethanol also?
  • True
  • False

$$ NaOH+{ C }{ H }_{ 3 }COOH\longrightarrow C{ H }_{ 3 }COONa+{ H }_{ 2 }O $$

This reaction is called : 
  • oxidation reaction
  • hydrogention reaction
  • neutralisation reaction
  • addition reaction

 What is the name of the compound shown in the figure?


449071_8de6285c7fec43e197d63dde80c81fb3.png
  • 1-methyl propane
  • 3-methyl propane
  • Butane
  • 2-methyl butane
The IUPAC name of the compound $$CH_3CH = CHC \equiv  CH$$ is :
  • pent-4-yn-2-ene
  • pent-3-en-1-yne
  • pent-2-en-4-yne
  • pent-1-yn-3-ene
Which of the following pairs of compounds of carbon will undergo combustion as well as addition reactions?
  • $$CH_4$$ and $$C_2H_6$$
  • $$C_2H_6O$$ and $$C_3H_8O$$
  • $$C_2H_4O_2$$ and $$C_3H_6O$$
  • $$C_2H_2$$ and $$C_3H_6$$
Which of the following is known as the Black lead?
  •  Charcoal
  • Diamond
  • Graphite
  • Fullerenes
The primary suffix for $$C$$ $$\equiv $$ $$C$$ bond is:
  • -yne
  • -ane
  • -ene
  • None of the above
Two neighbours of Homologous series differ by:
  • $$CH$$
  • $$CH_2$$
  • $$CH_3$$
  • $$CH_4$$
Name the structure.
455652.png
  • Cyclohexane
  • Cycloheptane
  • 1-Methylhexane
  • Hexane
The atomic number of carbon is :
  • 5
  • 6
  • 12
  • 14
Carbon-12 atom has :
  • 6 electrons, 6 protons, and 6 neutrons
  • 6 electrons, 12 protons, and 6 neutrons
  • 12 electrons, 6 protons, and 6 neutrons
  • 18 electrons, 6 protons, and 6 neutrons
Chemical process that converts one member of a homologous series to the next member is called as:
  • homologation reaction
  • replacement reactions
  • homogolous reaction
  • decomposition reaction
The number of times the substituent group occurs is indicated by :
  • suffix
  • prefix
  • both A and B
  • none of above
State whether True or False.
Calcium hydroxide is used for making soap.
  • True
  • False
Which of the following is not an allotropic form of carbon?
  • Fluorine
  • Fullerene
  • Diamond
  • Graphite
Which symbol is used for the element carbon?
  • $$C$$
  • $$Ca$$
  • $$Cn$$
  • $$Co$$
  • $$Cu$$
Which of the following is a saturated hydrocarbon?
  • $$C_2H_2$$
  • $$C_2H_4$$
  • $$C_2H_6$$
  • $$C_4H_4$$
  • $$C_6H_{10}$$
Carbon atom is _______ .
  • monovalent
  • Divalent
  • Trivalent
  • Tetravalent
Which of the following carbon compounds are linked by only single bonds between carbon atoms?
  • saturated sompounds
  • unsaturated compounds
  • hydrocarbons
  • none of these
Alcoholic beverages contain:
  • Glycerol
  • Ethyl alcohol
  • Methyl alcohol
  • Propyl alcohol
Oils on treating with hydrogen in the presence of palladium or nickel catalyst form fats. This is an example of_________.
  • addition reaction
  • substitution reaction
  • displacement reaction
  • oxidation reaction
Buckminsterfullerene is an allotropic form of :
  • phosphorus
  • sulphur
  • carbon
  • tin
$$CH_{3} CH_{2} OH \xrightarrow{Alkaline\ KMnO_4 + Heat}CH_{3} COOH$$

In the above given reaction, alkaline $$KMnO_{4}$$ acts as:
  • reducing agent
  • oxidising agent
  • catalyst
  • dehydrating agent
Homologue of $$C_{3}H_{4}$$ is:
  • $$C_{4}H_{6}$$
  • $$C_{2}H_{6}$$
  • $$CH_{3} OH$$
  • $$HCHO$$
The soap molecule has a :
  • hydrophilic head and a hydrophobic tail
  • hydrophobic head and a hydrophilic tail
  • hydrophobic head and a hydrophobic tail
  • hydrophilic head and a hydrophilic tail
Hydrogen chloride molecule contains:
  • covalent bond
  • ionic bond
  • co-ordinate covalent bond
  • vander waal bond
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