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‫هذه األسئله إهداء من عبدهللا الحضري‬
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ORGANIC CHEMISTRY – PHARMACY
Choose the best answer:
1-Sulf drug unable the bacteria to
a. divide
b. grow
c. breath
2-Alkyl halides (more - less - same) polar as hydrocarbon
families.
3- CH3C = CH
2Br2
a. CH3CCl2 - CHCl2
b. CHCl2-C-HC
c. CH3-CBr2-CHBr2
OH
4- R-CH-R
oxidation
(keton-thiol-aldehyde)
------------
OH
5-
is:
a. resorcinol
b. catechol
c. hydroquinone
OH
1
R
6R-C-OH
R
a. 1o alcohol
b. 2o alcohol
c. 3o alcohol
7- (diethylether, phenol, glycerol) is widely used as
general anesthetic.
8- Carboxylic acids and esters are reduced to give
(alcohols, aldehydes, ketones)
9- Et2O is called:
a. diethylether
b. phenol
c. ethene
CH3
10-Oxidation of
OH
MnO4
1.
H2O
COOH
2.
MnO 4
3.
11- Alcohols can dehydrate to form
2
a. alkenes
b. phenol
c. benzene
OH
12- R-CH-H [O]
O
O
H
(R-C-H, R-COH , R-C-R)
H
13- CH4+H2O
(a
3H2+CO
(b
(c
H2+C
H2O+CO2
H
14- CH 3-CH 2NCH 2-CH 2-CH 3
(ethylmethyl propylamine , butyldimethylamine ,
ethyl propylamine)
H
15-R-N-R is (primary-secondry-tertiary) amine
O
16-CH 3-C-H is (benzaldehyde, acetaldehyde,
formaldehyde)
O
17-R-C-OH is (RCO2H, RCOOH, both)
3
18- Butane has molecular formula
(C5H12 , C4H10 , C5H10)
19-H-C = C-H is
a. acetylene
b. methyl
c. ethane
SH
20is:
a) ethanthiol
b) cyclohexanethiol
c) cresol
Br
CH3CHCH-CH 3
21-
Br
is:
a. 3-bromo-2-chloro butane
b. 2,3-dibromo butane
c. 2-bromo-3-chloro pentane
22-
is:
a) Pentane
b) Butane
c) Propane
4
O
OH
23.
R-C-Cl
OH
O
O-C-R
24-Alkanes are soluble in
a. water
b. non polar solvent
c. polar solvent
25- The simplest alkane is:
a. ethylene
b. acetylene
c. methane
CH3
CH3
26-CH3-CH-CH2-CH2-CH2 is:
a. 1-bromo-5-methyl-3-pentane
b. 4-ethyl3-methylhexyne
c. 1,4-dimethylpentane
CH3
27a. 4,5-dimethyl cyclo hexane
b. methyl cyclo pentane
c. methyl cyclo hexane
ether
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28- R-X+Mg
( R-Mg-X , RMg , RX ).
29- Aniline has molecula formula:
a. C6H5NH2
b. C6H6
c. C7H6
Cl
30-
Cl
a) m-dichloro benzene
b) p-dichloro benzene
c) o-dichloro benzene
Put true or false
1. Atoms are composed of a negatively charged
electron .T
2. Atomic number is the number of protons plus
neutrons.F
3. Head to head overlap gives π bonds.F
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4. Sp3 hybridization will form σ bonds.T
5. The most electro negative element is Florine .T
6. The electronegativity decrease horizontally from left
to right.F
7. Summation of all individual bond polarity is the
dipole moment.T
8. In Chain isomerism there will be cis and trans.F
9. Primary amin can form hydrogen bond.T
10. Alkenes have ageneral formula CnH2n .T
Complete:
1. The equation of dipole moment is ---M-=qxd---------.
2. –Agent orange------is a 50:50 mixture of esters of
2,4-D and 2,4,5-T.
CH 3
3.
is called---Methyl cyclo butane-----------
7
4. 2CH3COOH+Na2 CO3
2CH3COONa+H2O+CO2
Cl
CH3CH-CH3
5.
chain isomerism
CH3-CH2-CH2-Cl is
6CH3
CH 3
H2SO4
OH
THF,CO
7- CH3-CH=CH-CH3 is called- ---2-butene-----------------
8- CH3CH-CH2CH3 is called
HO
2- butanol------NH 2
9-
is called----aniline------------
O
10- CH3-C-H is called---acetaldehyde------------
Write the general formula of:
8
1. Ketone
2. Alcohol
3. Carboxylic acid
4. Ester
5. Alkyl halide
RCOR
RCH2OH
RCOOH
RCOOR
RX
‫هذه األسئله إهداء من عبدهللا الحضري‬
[email protected]
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