Fsc Part 2 Chemistry Online Test-Chapter 10 Alkhl Halides

Question # 1

Which compound is formed, when CH₃OH reach with CH₃- Mg -Br

Ethane A
Methane B
Ethanol C
Acetone D

Question # 2

For ----------------- Mechanism, the first step involved is the same

E1 and E2 A
E2 and S_N2 B
S_N1 and S_N2 C
E1 and S_N1 D

Question # 3

Which one of the following alcohols will be formed when ethyl magnesium bromide reacts with acetone.

Primary alcohol A
Secondary alcohol B
Tertiary alcohol C
Dehydrin alcohol D

Question # 4

The reaction of alkyl halides with sodium metal in the presence of ether to from alkane is known as.

Wortz reaction A
Frankland reaction B
Sabatier sendron C
Kolbe's synthesis D

Question # 5

In which process, alkyl halide is not produced.

Reaction of alcohol with halogen acid A
Reaction of Grignard reagent with water B
Reaction of alcohol with phosphorous pentachloride C
Action of alkene on halogen acid D

Question # 6

Cyanogen chloride reacts with ethyl magnesium bromide to give

CH₃CH₂Cl A
CH₃CH₂Br B
C₄H₁₀⁺ C
CH₃CH₂CN D

Question # 7

Elimination Bimolecular reactions involve

Second order kinetics A
First order kinetics B
Third order kinetics C
Zero order kinetics D

Question # 8

Grignard's reagent is reactive due to

the presence of halogen atom A
the presence of Mg atom B
the polarity of C-Mg bond C
none of the above D

Question # 9

When CO₂is made to react with ethyl magnesium iodide, followed by acid hydrolysis, the product formed is

propane A
propanoic acid B
propanal C
propanol D

Question # 10

Which one of the following molecules does not form alcohol when reacts with a Grignard reagent.

Formaldehyde A
Acetaldehyde B
Propanone C
CO2 D

Question # 11

In primary alkyl halides, the halogen atom is attached to a carbon which is further attached to how many carbon atoms.

One A
Two B
Three C
Four D

Question # 12

When CO2 is made to react with ethyl magnesium iodide, followed by acid hydrolysis, the product formed is.

Propane A
Propanoic acid B
Propanal C
Propanol D

Question # 13

The reactivity order of alkyl halides for a particular alkyl group is.

Fluoride > Chloride > Bromide > Iodide A
Chloride > Bromide >Chloride > Fluoride B
Iodide > Bromide > Chloride > Fluoride C
Bromide > Iodide > Chloride > Fluoride D

Question # 14

S_N2 mechanism involves

1st order kinetics A
2nd order kinetics B
3rd kinetics C
zero order kinetics D

Question # 15

SN₂reactions can be best carried out with

primary alkyl halides A
secondary alkyl halides B
tertiary alkyl halides C
All the three D

Question # 16

Which alkyl halide does not form Grignard's reagent.

CH3-Br A
CH3-Cl B
CH3- F C
CH3-I D

Question # 17

When CO₂is made to react with ethyl-magnesium iodide followed by acid hydrolysis, the product formed is

Propane A
Propanoic acid B
Propanal C
Propanol D

Sr.#	Question	Answer
1	Nucleophilic substitution reactions, which are completed in two steps are called as.	A. SN1 B. SN2 C. E1 D. E2
2	S_N2 mechanism involves	A. 1st order kinetics B. 2nd order kinetics C. 3rd kinetics D. zero order kinetics
3	Grignard's reagent is reactive due to	A. the presence of halogen atom B. the presence of Mg atom C. the polarity of C-Mg bond D. none of the above
4	The reaction of alkyl halides with sodium metal in the presence of ether to from alkane is known as.	A. Wortz reaction B. Frankland reaction C. Sabatier sendron D. Kolbe's synthesis
5	The general representation for Grignard reagent is.	A. RMgX B. ReMgX C. RXMg D. RMgX2
6	In which process, alkyl halide is not produced.	A. Reaction of alcohol with halogen acid B. Reaction of Grignard reagent with water C. Reaction of alcohol with phosphorous pentachloride D. Action of alkene on halogen acid
7	When CO₂is made to react with ethyl-magnesium iodide followed by acid hydrolysis, the product formed is	A. Propane B. Propanoic acid C. Propanal D. Propanol
8	Which one of the following alkanes will be formed by the hydrolysis of ethyl magnesium bromide	A. Methane B. Ethane C. Butane D. do not hydrolysed
9	Cyanogen chloride reacts with ethyl magnesium bromide to give	A. CH₃CH₂Cl B. CH₃CH₂Br C. C₄H₁₀⁺ D. CH₃CH₂CN
10	In primary alkyl halides, the halogen atom is attached to a carbon which is further attached to how many carbon atoms.	A. One B. Two C. Three D. Four

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Chemistry Fsc Part 2 Chapter 10 Online Test

Which compound is formed, when CH3OH reach with CH3- Mg -Br

For ----------------- Mechanism, the first step involved is the same

Which one of the following alcohols will be formed when ethyl magnesium bromide reacts with acetone.

The reaction of alkyl halides with sodium metal in the presence of ether to from alkane is known as.

In which process, alkyl halide is not produced.

Cyanogen chloride reacts with ethyl magnesium bromide to give

Elimination Bimolecular reactions involve

Grignard's reagent is reactive due to

When CO2is made to react with ethyl magnesium iodide, followed by acid hydrolysis, the product formed is

Which one of the following molecules does not form alcohol when reacts with a Grignard reagent.

In primary alkyl halides, the halogen atom is attached to a carbon which is further attached to how many carbon atoms.

When CO2 is made to react with ethyl magnesium iodide, followed by acid hydrolysis, the product formed is.

The reactivity order of alkyl halides for a particular alkyl group is.

SN 2 mechanism involves

SN2reactions can be best carried out with

Which alkyl halide does not form Grignard's reagent.

When CO2is made to react with ethyl-magnesium iodide followed by acid hydrolysis, the product formed is

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FSC Part 2 Chemistry
Chapter 10 Test

FSC Part 2 Chemistry Wise Test
(English Medium)

Which compound is formed, when CH₃OH reach with CH₃- Mg -Br

When CO₂is made to react with ethyl magnesium iodide, followed by acid hydrolysis, the product formed is

S_N2 mechanism involves

SN₂reactions can be best carried out with

When CO₂is made to react with ethyl-magnesium iodide followed by acid hydrolysis, the product formed is