NEW
Font size
WorksheetsFinal Quiz Part 2 (OrgChem)
Total questions: 40
Worksheet time: 20mins
The self-linking ability of carbon is called
catenation
sublimation
hydrogenation
carbonation
Saturated hydrocarbons have
carbon-carbon single bond
carbon-carbon double bond
carbon-carbon triple bond
all of the above
Teflon is produced by polymerizing ethylene which hydrogen substituted with one of the following elements:
teflinium
tin
fluorine
carbon
High grade coal is mainly which of the following?
methane
propane
a mixture of hydrocarbons
anthracene
The energy which must be transferred to any atom to dislodge an electron is called?
Free energy
Ionization Energy
Quantum mechanical energy
Dissociation Energy
Atoms undergo bonding in order to ____________
Attain stability
Lose stability
Move freely
Increase energy
The hydrocarbon in which all the 4 valencies of carbon are fully occupied is called as __________
Alkene
Alkyne
Alkane
Cycloalkane
Which atomic orbital is clover in shape?
2s
3p
3d
4f
The general formula for amines is
R-CH2
R2CH
R-NH2
R-COOH
What is the term used for a formula that uses established abbreviations for various groups of a chain?
molecular formula
structural formula
condensed formula
empirical formula
How many bonding electrons are present in the valence shell of carbon?
two
three
four
five
The anhydrous agent used to remove water from ethanol distillate maybe
iodine
hydrocarbon
calcium chloride
naphthalene
Which of the following statements about an sp hybridized carbon is FALSE?
It is divalent.
It forms bonds that are linear.
It has two p orbitals.
It always forms triple bonds to carbon.
Which version of the radical halogenation of an alkane is MOST selective?
fluorination
chlorination
bromination
iodination
Predict which of the following compounds will have a lower boiling point than 1-butanal.
1-butanol
2-butanol
1-butene
butanoic acid
Which among the following is NOT an aromatic compound (in specific)?
Naphthalene
Aniline
Pyridine
Tropolone
Alkene under high temperature and high-pressure forms ___________
Alcohol
Polyalkane
Polyalkyne
Polyalkene
Which among the following compounds explodes on contact with oxygen?
Cyclopropane
Cyclobutane
Cyclopentane
Cyclohexane
Identify the correct statement which is related to aromatic hydrocarbon?
It has only sigma bonds
It has only pi bonds
It has a sigma and two pi bonds
It has a sigma and delocalized pi bond
When ethyl chloride reacts with nascent hydrogen, what is the formed product?
Methane
Propane
Butane
Ethane
What is the IUPAC name of chloroform?
Dichloromethane
Trichloromethane
Chloromethane
Carbon tetrachloride
Why ether is more volatile than an alcohol having the same molecular formula?
dipolar character of ethers
alcohols having resonance structures
inter-molecular hydrogen bonding in ethers
inter-molecular hydrogen bonding in alcohols
Aldehydes have which type of smell?
Fish like smell
Bitter almond smell
Pungent smell
Rotten egg like smell
Which of the following is more volatile?
Carboxylic acid
Alcohol
Ketones
Aldehyde
Which class of compounds shows H-bonding even more than in alcohols?
Phenols
Carboxylic acids
Ethers
Aldehydes
Which of the following term describe saponification?
Cleaving of ester molecules into carboxylic acid and alcohol
Dehydration synthesis by removing water
Hydrolysis of a salt by adding a weak acid
Synthesis of two alkyl groups to make an ether
Select the odd one:
ketones
aldehydes
ether
ester
The rate of reaction of organic compounds is slow due to
ionic bonding
amphoteric nature
covalent bonding
coordinate covalent bonding
Compounds in which one hydrogen atom of an alkane is substituted by one halogen atom are called
halo alkanes
phenols
ethers
alcohols
Which of the following is NOT a means of preparing carbon?
burning coke in the absence of air
combustion of methane
heating certain normal carbonates
action of acids on carbonates
The existence of an element in two or more forms is the same physical phase is known as:
allotropy
diphasisty
polyformation
diatomic existence
What is the name of the following compound?
1,3-dibromophenol
2,5-dibromophenol
2,6-dibromophenol
m-dibromophenol
Select the IUPAC name for: (CH3)2CHCH(OH)CH2C(CH3)3.
2,5,5-trimethyl-3-hexanol
1,1,4,4-pentamethylbutanol
1,1-dimethylisopentanol
2,5-dimethyl-4-hexanol
Which one have both sigma and pi bonds?
H2S
NO2
HClO
NaCN
Choose the incorrect option.
BrO4 – tetrahedral
PF3 – pyramidal
ClO4 – tetrahedral
BeBr2 – linear
Which among these is not associated with aliphatic compounds?
They contain (4n+2)pi electrons
Contain straight chain compounds
Contain branched chain compounds
Has appropriate number of H-atoms and functional groups
Sublimation, dissolving, and filtration can only be carried out in
soluble-substances in solution
insoluble substances in liquids
liquid-liquid mixtures
solid-solid mixtures
The balanced equation for the combustion of pentane is
4 C5H12 + 2 O2 → 20 CH4 + 4 H2O
2 C3H8 + O2 → CH4 + 2 H2O
C5H12 + 8 O2 → 5 CO2 + 6 H2O
C3H8 + 5 O2 → 3 CO2 + 4 H2O
What is the correct name of the following molecule?
3-hexene-1-one
5-cyclohexan-1-one
4-cycloheptenone
3-cyclohexen-1-one
Predict the product of the following reaction. PhCH2OH + PCC (pyridiniumchlorochromate) in methylene chloride →
benzophenone
benzoic acid
benzaldehyde
benzyl chloride
