Organic Reactions (Grades 11-12)
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Organic Reactions
1.
What temperature and pressure conditions are required to carry out the polymerization of ethylene?
- Temperature (463 K to 483 K) and Pressure (1500 atm.)
- Temperature (450 K to 480 K) and Pressure (1200 atm.)
- Temperature (400 K to 430 K) and Pressure (1300 atm.)
- Temperature (420 K to 440 K) and Pressure (1600 atm.)
2.
Complete the following chemical reaction:
[math]H - C -= C - H + Cl_2 rarr[/math]
[math]H - C -= C - H + Cl_2 rarr[/math]
- [math]Cl-CH-CH-Cl[/math]
- [math]Cl-CH_2-CH_2-Cl[/math]
- [math]Cl-C-=C-Cl[/math]
- [math](Cl)_2-CH_2[/math]
3.
Which of the following compounds is formed when acetylene is passed through red hot iron or quartz tube at 873 K?
- Benzene
- Ethylene
- Napthalene
- Toluene
4.
What is the product of the following chemical reaction?
[math]CH_2=CH_2 + HBr rarr[/math]
[math]CH_2=CH_2 + HBr rarr[/math]
- [math]CH_3-CH_2-Br[/math]
- [math]CH_3-CH=CH-Br[/math]
- [math]CH_2=CH-Br[/math]
- [math]CH_3-CH=CH-CH_2-Br[/math]
5.
What is the temperature range in which an alcohol must be heated with concentrated sulfuric acid to form the corresponding alkene?
- 443 K to 453 K
- 425 K to 439 K
- 415 K to 430 K
- 420 K to 470 K
6.
Which of the following conversions is an example of a substitution reaction?
- Acetylene [math]rarr[/math] Ethane
- Sodium acetate [math]rarr[/math] Methane
- Propylene [math]rarr[/math] Propane
- Ethane [math]rarr[/math] Chloroethane
7.
Which of the following reactants are required to produce ethyl butanoate?
- 1-butanol and ethanoic acid
- 1-ethanol and ethanoic acid
- 1-ethanol and butanoic acid
- 2-butanol and butanoic acid
8.
Which of the following functional groups acts as a deactivating, meta group on benzene rings?
- [math]-NO_2 group[/math]
- [math]-NH_2 group[/math]
- [math]-C_6H_5 group[/math]
- [math]-OH group[/math]
9.
Alkynes on catalytic hydrogenation first give , which on further reaction give .
10.
Name a catalyst that could be used in the hydrogenation of 1-pentene to form pentane.
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