Question

PLEASE HELP ME WITH CHEMISTRY IS TEST, I HOPE THAT YOU WILL HELP ME!!!!!
THIS TEST WILL BE TOMORROW!!!!!
1. IUPAC name of following hydrocarbon:
2. General formula of alkanes:
3.Type of hybridization of the carbon atoms in alkanes:
4.Which product does not produced during complete combustion of alkane:
5. What is the major product in following reaction , if methane in excess:
C H4(g )+Cl 2(g )UV→light
6.Which alkane is liquid at room temperature (25 DEGREE) :
7.Which hydrocarbons has a high boiling point:
A)straight chain hydrocarbons
B) Branched chain hydrocarbons
C) there is no correlations between structure and boiling points of hydrocarbons
8.What is the name of alkane which is produced from 1-bromopropane by Wurtz
reaction?
9. Reforming is a process in which straight-chain alkanes are heated under
pressure in the presence of a platinum catalyst to have branched-chain molecules.
A) true
B)false
10.The name of following cycloalkane
11.Which cycloalkane is more stable:
A) Cyclobutane
B) Cyclopropane
C) Cyclopentane
12.The boat conformation of cyclohexane is more stable.
A) true
B) False
13.The name of following akenes:
14.The product of following dehydrohalogenation reaction is:
CH3-CH2-CH2-CH2CI + KOH(alc)
15.The product of following reduction reaction:
Lindlar catalist
CH3-C≡C-CH2 + H2
16.The product of following reduction reaction:
Na in NH3
CH3-C≡C-CH2 + H2
17.What is the main product of hydrochlorination of the propylene
(Markovnikov’s rule):
CH3-CH=CH2 + HCI =
18. What is the main product of hydration of the propylene (Markovnikov’s rule):
CH3-CH=CH2 + H2O =
19. Alkadienes are classified into how many types?
a) 1
b) 2
c) 3
d) 4
20. Identify the incorrect statement regarding conjugated double bonds in
alkadiene:
a) 1,3 alkadienes have conjugated double bond
b) Compounds with a double bond exhibit this type of bond
c) 1,3 pentadiene is an example for this bond
d) The conjugated dienes have properties similar to that of alkenes
20.Conjugated diene reacts with which among the following to form a
cyclohexene
a) Phenol
b) Dienophile
c) Hexane
d) Tribromo phenol
21.A molecule in which more than one single bond separates two double bonds
are called as:
a) Coordinate bond
b) Isolated double bond
c) Cumulative double bond
d) Conjugated double bond
22.Isolated dienes are similar in property to
a) Monoolefins
b) Diolefins
c) Triolefins
d) Tetraolefins

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Answer 1

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