Explore topic-wise InterviewSolutions in Current Affairs.

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1.

Product .E. is:

Answer»

NYLON 66
Nylon 6
Polystyrene
Dacron

Solution :
Discussion
2.

Product, E oblained in the following sequence of reaction is (AAK_MCP_37_NEET_CHE_E37_044_Q01)

Answer»

`(AAK_MCP_37_NEET_CHE_E37_044_A01)`

ANSWER :C
Discussion
3.

Product 'D' in the following reaction is CH_(3) CH= CH_(2) overset((i) B_(2) H_(6) //THF)underset((ii) H_(2) P_(2) //OH^(-))(rarr) A overset(K_(2) Cr_(2) O_(7) + ) underset(dil. H_(2) SO_(4))(rarr) B overset( PCl_(3)"")(rarr) C overset( H_(2)O" " ) (rarr) D

Answer»

`CH_(3) -CH_(2)CH_(2) COOH`
`CH_(3) CH_(2)-CHO`
`CH_(3) - CH_(2) -COOH`
`CH_(3) - COCH_(3)`

Answer :C
Discussion
4.

Product 'D' in the following reaction is CH_(3) - CHCl- CH_(3) overset("KCN ")(rarr) A overset(H_(3)O^(+)" ")(rarr)B overset(SOCl_(2)" ") (rarr) C overset(H_(2)//Pd)underset(BaSO_(4))(rarr) D

Answer»

`CH_(3) -UNDERSET(underset(CHO)(|" ")) (CH)- CH_(3)`
`CH_(3) -underset(underset(CH_(3))(|" ")) (CH)- CH_(3)`
`CH_(3) -underset(underset(COCL)(|" ")) (CH)- CH_(3)`
`CH_(3) -underset(underset(COOH)(|" ")) (CH)- CH_(3)`

Answer :A
Discussion
5.

Product D is

Answer»

`H_(5)C_(2)-NH_(2)`
`H_(5)C_(2)-OH`

NONE of these

Answer :A
Discussion
6.

Product D is,

Answer»

`H_(5)C_(2)-NH_(2)`
`H_(5)C_(2)-OH`

NONE

ANSWER :A
Discussion
7.

Product (D) in the reactionis

Answer»

OPTICALLY ACTIVE cyanide
optically INACTIVE ACID
Optically active acid
optically active aldehyde

ANSWER :B
Discussion
8.

Product D in the following reaction is (AAK_MCP_37_NEET_CHE_E37_029_Q01)

Answer»


`(AAK_MCP_37_NEET_CHE_E37_029_A01)`

ANSWER :B
Discussion
9.

Product C is :

Answer»




ANSWER :C
Discussion
10.

Product 'C' in the following reaction is overset("NaCN")(rarr) A overset(SnCl_(2)+HCl" ")underset(H_(3)O^(+))(rarr)Boverset("conc. NaOH")(rarr)C

Answer»




ANSWER :A
Discussion
11.

Product 'C' is :-

Answer»



`CH_3-CH_3`

SOLUTION :
Discussion
12.

Product Cis :

Answer»




ANSWER :C
Discussion
13.

Product 'C' in the following reaction is CH_(3) - CHO + C_(2) H_(5) MgX overset((i)"dry ether")underset((ii) H_(3)O^(+))(rarr) A overset(HI)(rarr) overset( Alc. KOH" ")(rarr)

Answer»

`CH_(3) - underset(underset(OH" ")(|" "))(CH)- CH_(2) - CH_(3)`
`CH_(3) - CH=CH - CH_(3)`
`CH_(3) - CH_(2)-CH =CH_(2)`
`CH_(3) - OVERSET(overset(OH" ")(|" "))(C)= CH_(2) `

ANSWER :B
Discussion
14.

Product ' C' in the following reaction is CH_(3) - CH= CH- CH_(3) overset( H_(3) O^(+)" ")(rarr)A overset("[O]")(rarr)B overset( "dry HCl ") underset(2CH_(3)- OH)( rarr) C

Answer»

`CH_(3)-overset( overset(""C_(2)H_(5))(|)) UNDERSET( underset(""OCH_(3))(|) ) (C)- OH`
`CH_(3)-overset( overset(""C_(2)H_(5))(|)) underset( underset(""CH_(3))(|) ) (C)- OCH_(3)`
`CH_(3)-overset( overset(""C_(2)H_(5))(|)) underset( underset(""OCH_(3))(|) ) (C)- OCH_(3)`
`CH_(3)-overset( overset(""C_(2)H_(5))(|)) underset( underset(""CH_(3))(|) ) (C)- CH_(3)`

ANSWER :C
Discussion
15.

Product 'B' of the following reaction is CH_3-Cl+ CH_3-COOAg to A overset(H_2+Ni)to B

Answer»

`CH_3-OH` and `C_2H_5-OH`
`CH_3-CHO` and `CH_3-OH`
`CH_3-CHO` and `CH_3-CHO`
`C_2H_5-OH` and `C_2H_5-OH`

ANSWER :A
Discussion
16.

Product C and D are

Answer»

`H-OVERSET(O)overset(||)(C)-overset(O)overset(||)(C)-OH+MeOH`
`H-overset(O)overset(||)(C)-overset(O)overset(||)(C)-overset(18)(O)H+MeOH`
`H-overset(O)overset(||)(C)-overset(O)overset(||)(C)-OH+Meoverset(18)(O)H`
`HO-overset(O)overset(||)(C)-overset(O)overset(||)(C)-OH+Meoverset(18)(O)H`

SOLUTION :
Discussion
17.

Product C and D are :

Answer»

`H-OVERSET(O)overset(||)C-overset(O)overset(||)C-OH+ MEOH`
`H-overset(O)overset(||)C-overset(O)overset(||)C-overset(18)OH+ MeOH`
`H-overset(O)overset(||)C-overset(O)overset(||)C-OH+ Meoverset(18)OH`
`HO-overset(O)overset(||)C-overset(O)overset(||)C-OH+ Meoverset(18)OH`

SOLUTION :
Discussion
18.

Product 'B' of the following CH_(3) - CH_(2) - COOH + Cl_(2) overset("Red P") to A overset(KOH alc.) to B

Answer»

`CH_(3) - CHCL - COOH`
`CH_(3) - CHOH - COOH`
`CH_(2) = CH - COOH`
`CH -= C - COOH `

Answer :C
Discussion
19.

Product (B) of the following reaction is

Answer»




SOLUTION :
Discussion
20.

Product 'B' of the following CH_(3) - CH_(2) - CH_(2) - COOH + Br_(2) overset("Red P ") to A overset("Aq.KOH") to B

Answer»

`CH_(3) - CH_(2) - CHOH - COOH`
`CH_(3) - CHOH - CH_(2) - COOH`
` HO - CH_(2) - CH_(2) - CH_(2) - COOH`
` CH_(3) - CH= CH - COOH`

Answer :A
Discussion
21.

Product (B) is,

Answer»




ANSWER :B
Discussion
22.

Product 'B' is :-

Answer»

`CH_3-overset(CN)overset|CH-OH`
`(+)CH_3-overset(OH)overset|CH-COOH`
RACEMIC MIXTURE of `CH_3-overset(OH)overset|CH-COOH`
`CH_3-undersetunderset(OH)|CH-CONH_2`

SOLUTION :
Discussion
23.

Product (B) is :

Answer»




SOLUTION :
Discussion
24.

Product 'B' in the following reaction is CH_(3) - CH_(2) - underset(X) underset(|)(CH) - COONa + NaNO_(2) overset(Delta)to A overset(H_(2)O) to B

Answer»

2-nitropropane
1-nitropropane
PROPANAMINE
PROPANAL

ANSWER :B
Discussion
25.

Product B in the following reaction is(AAK_MCP_36_NEET_CHE_E36_028_Q01)

Answer»


(`AKK_MCP_36_NEET_CHE_E36_028_A01`)

ANSWER :B
Discussion
26.

Product'B'in the followingreactionis CH_(3) - CH_(3) + Br_(2) overset(AlBr_(3))to A overset(AgNO_(2))toB

Answer»

`CH_(3) - CH_(2) - ONO`<BR>`CH_(3) - CH_(2) - NO_(2)`
`underset(NO_(2))underset(|)(CH_(2)) - underset(NO_(2))underset(|)(CH_(2))`
`underset(ONO)underset(|)(CH_(2))-underset(ONO)underset(|)(CH_(2))`

SOLUTION :`CH_(3) - CH_(3) + Br_(2) overset(AlBr_(3))toCH_(3) - CH_(2) - Br+ HBR `
` CH_(3) - CH_(2) - Br + AgBr + CH_(3) - CH_(2) - NO_(2)`
Discussion
27.

Product 'B' in the following reaction CH_(3)-CH_(2) - COX overset(Pd.BaSO_(4)+"quinoline") to A overset([O]) to B

Answer»

`CH_(3) - CH_(2) - COOH`
`CH_(3) - COOH`
`CH_(3) - CH_(2) - CHO`
`CH_(3) - OVERSET(O) overset(||) C - CH_(3)`

ANSWER :A
Discussion
28.

Product 'B'in the followingreaction Ethane nitrile overset(Na + C_(2) H_(3) OH)to A overset(NaNO_(2) +HCl) to B

Answer»

`C_(2)H_(5)Cl`
`C_(2)H_(5)NH_(2)`
`C_(2)H_(5)OH`
`CH_(3) CH_(2) CH_(2) OH`

Solution :`CH_(3) -CN overset(Na+C_(2)H_(5)OH)toCH_(3) - CH_(2) - NH_(2) underset("COLD")overset(NaNO_(2)+ HCl)to CH_(3)-CH_(2) - OH + H_(2)O + N_(2)`
Discussion
29.

Product and name of the reaction is :

Answer»




NONE of these

Solution :(B)
Discussion
30.

Product (A) of the reaction is :

Answer»




SOLUTION :(C ) Heloform REACTION.
Discussion
31.

Product (A) will be :

Answer»




SOLUTION :(B) Simmon SMITH REACTION
Discussion
32.

Product (A) of the reaction :

Answer»

`Ph-NH-overset(O)overset(||)C-Ph`
`Ph-NH-overset(O)overset(||)C^(18)-Ph`
`(Ph)_(2)-overset(OH)overset(|)C-NH_(2)`
`Ph-CH_(2)-NH-Ph`

SOLUTION :(B)
Discussion
33.

Product (A) of the above reaction is :

Answer»




SOLUTION :(B)
Discussion
34.

Product A is called :

Answer»

Azo DYE
SCHIFF reagent
Schiff BASE
GLYPTAL (a polymer)

Answer :C
Discussion
35.

Product (A) is

Answer»

`CH_(3) - OVERSET(OH)overset(|)(CH)- CH_(2) - BR`
`CH_(3) - overset(O - Br)overset(|)(CH) -CH_(3)`
`CH_(3) - overset(O)overset(||)(C)- CH_(3)`
`CH_(3) - CH_(2) - CH_(3)`

Answer :C
Discussion
36.

Product (A)is:

Answer»




Solution :(C ) Amine FORMATION followed by Halofrom REACTION
Discussion
37.

Product 'A' by reaction 'R'. 'A' and 'R' are :

Answer»

, ELIMINATION ADDITION
, elimination addition
, elimination addition
NONE of these

Answer :C
Discussion
38.

Product A in the following reaction is H_(2)C = NOH overset("trifluorop eroxy acetic acid")toA

Answer»

FORMIC acid
nitromethane
METHYL NITRITE
methanal

Answer :D
Discussion
39.

Product (A) is :

Answer»




SOLUTION :N//A
Discussion
40.

Product (A) is :

Answer»




Solution :(a)
CARBENE react with alkene to FORM 3-membered RING.
Discussion
41.

Product (A) & (B)n respectively in the above reaction are :

Answer»

`Ph-overset(O)overset(||)C-NH-CH_(3),Ph-overset(O)overset(||)C-NH-CH_(3)`
`CH_(3)-overset(O)overset(||)C-NH-Ph,CH_(3)-overset(O)overset(||)C-NH-Ph`
`Ph-overset(O)overset(||)C-NH-CH_(3),CH_(3)-overset(O)overset(||)C-NH-Ph`
`CH_(3)-overset(O)overset(||)C-NH-Ph,Ph-overset(O)overset(||)C-NH-CH_(3)`

SOLUTION :(c ) Anti-group migrate in Backmann rearrangement.
In reaction (1) `-CH_(3)` migrate , In reaction (2) -Ph migrate
Discussion
42.

Product 'A' and 'B' in the following reaction is CH_(3)CH = CH_(2) overset(K_(2)Cr_(2)O_(7) + dil . H_(2)SO_(4)) toA + B

Answer»

acetone
acetaldehyde and FORMALDEHYDE
propanoic ACID
ACETIC acid and formic acid

ANSWER :D
Discussion
43.

Product :

Answer»

`Ph-OVERSET(Ph)overset(|)underset(Ph)underset(|)C-OH`

`Ph-overset(O)overset("||")C-Ph`
`Ph-overset(OH)overset(|)underset(OC_(2)H_(5))underset(|)C-OC_(2)H_(5)`

ANSWER :A
Discussion
44.

Product A and B are:

Answer»

Metamers
Position isomer
Enantiomer
Diastereomers

Answer :A
Discussion
45.

Producer gas is mixture of

Answer»

CO and `N_(2)`
`CO_(2)` and `H_(2)`
CO and `H_(2)`
`CO_(2)` and `N_(2)`

ANSWER :A
Discussion
46.

Producer gas is a mixture of ……………. And …………………….. .

Answer»


ANSWER :CARBONMONOXIDE, NITROGEN
Discussion
47.

Producer gas is a mixtue of

Answer»

`CO_2 + H_2`
`CO + H_2`
`CO + N_2`
`CO + O_2`

ANSWER :C
Discussion
48.

Producer gas is a mixture of :

Answer»

`CO+N_2`
`CO+H_2`
`N_2+CH_4`
`CO+H_2 +N_2`

ANSWER :A
Discussion
49.

Prodict the product (s) :

Answer»

SOLUTION :
Discussion
50.

Producer gas, a fuel and also a source of nitrogen is obtained by :

Answer»

Passing STEAM over incandescent coke
Restricted supply of AIR through a BED of incandescent coke
Passing a mixture of steam and air over incandescent coke
Spraying OIL into hot retorts

Answer :B
Discussion