Description : `NaOH+underset("excess")"Sulphur"overset("Boil")rarrX+Y+H_(2)O` then X and Y are
Last Answer : `NaOH+underset("excess")"Sulphur"overset("Boil")rarrX+Y+H_(2)O` then X and Y are A. `Na_(2)SO_(3),Na_(2)SO_ ... )SO_(4)` D. `Na_(2)S_(5),Na_(2)SO_(3)`
Description : Observe the following reaction `CH_(3)-underset(O)underset(||)(C)-CH_(2)-underset(O)underset(||)(C) -CH_3 overset(HCN "(excess)")to overset(H_(3)overs
Last Answer : Observe the following reaction `CH_(3)-underset(O)underset(||)(C)-CH_(2)-underset(O)underset(| ... D. The product is a mixture of three stereoisomers.
Description : `CH_(3)COOH overset((i) PCl_(3)+Cl_(2) ("excess"))underset((ii) O_(2))to (X) overset(SOCl_2) to (Y) overset(H_(2)//Pd//BaSO_(4))to(Z) overset(OH^(-))t
Last Answer : `CH_(3)COOH overset((i) PCl_(3)+Cl_(2) ("excess"))underset((ii) O_(2))to (X) overset(SOCl_2) to (Y) ... W+S ` Write the structure of X,Y,Z , W and S
Description : `NiCl_(2) overset(KCN)to "complex"A` `NiCl_(2) underset("excess") overset(KCl)to "complex"B` A & B complexes have the co-ordination number 4. The hybr
Last Answer : `NiCl_(2) overset(KCN)to "complex"A` `NiCl_(2) underset("excess") overset(KCl)to "complex"B` A & B complexes have ... ^(2) & sp^(3)` D. both `sp^(3)`
Description : The major end product (B) of the reaction: `overset(HCI)underset(ZnCl_(2))rarr A overset(1.NaCN("excess"))underset(2.H_(2),Ni)rarr B`
Last Answer : The major end product (B) of the reaction: `overset(HCI)underset(ZnCl_(2))rarr A overset(1.NaCN("excess"))underset(2.H_(2),Ni)rarr B` A. B. C. D.
Description : `overset(1.Br_(2)(1"mole"), C CI_(4))underset(2.(CH_(3))_(2)NH("excess"))rarr A overset(1.CH_(3)I("excess"))underset(2.AgOH,Delta)rarr B` (Major produ
Last Answer : `overset(1.Br_(2)(1"mole"), C CI_(4))underset(2.(CH_(3))_(2)NH("excess"))rarr A overset(1.CH_(3) ... product) The major product (B) is: A. B. C. D.
Description : Consider the following sequence of reactions : `H_(2)C = CH-CH =CH_(2) overset(Br_(1)(1 "mole"))underset(C CI_(4))rarrA overset(1.KCN("excess"))unders
Last Answer : Consider the following sequence of reactions : `H_(2)C = CH-CH =CH_(2) overset(Br_(1)(1 "mole"))underset(C ... ))underset(|)(CH)-(CH_(2))_(2)-NH_(2)`
Description : In the given reaction `CH_(3)-CH_(2)-NH-CH_(2)-CH_(2)-CI overset((i)CH_(3)I ("excess"))underset((ii)AgOH//Delta)rarr[X]` is the major product, [X] wil
Last Answer : In the given reaction `CH_(3)-CH_(2)-NH-CH_(2)-CH_(2)-CI overset((i)CH_(3)I ("excess"))underset((ii)AgOH// ... of (a) and (b) D. `CH_(3) -CH_(2)-CI`
Description : `CH_(3)-underset(CH_(3))underset(|)CH-OCH_(3)overset(HI)underset(excess Delta)rarr` Which of the following is not formed in the above reaction ?
Last Answer : `CH_(3)-underset(CH_(3))underset(|)CH-OCH_(3)overset(HI)underset(excess Delta)rarr` Which of ... Isopropyl iodine C. Isopropyl alcohol D. All of these
Description : (mixture of alkenes) `overset((i) O_(3))underset((ii) Zn//H_(2)O)to` (mixture of carbonyl compounds). The incorrect statement is
Last Answer : (mixture of alkenes) `overset((i) O_(3))underset((ii) Zn//H_(2)O)to` (mixture of ... KOH D. Only two carbonyl compounds give positive idoform test
Description : `CH_(3) equiv C CH_(3) overset(Na, NH_(3) (i))(rarr) Q overset("dil. Cold")underset(KMnO_(4))(rarr) R` If Q is an unsaturated hydrocarbon then product
Last Answer : `CH_(3) equiv C CH_(3) overset(Na, NH_(3) (i))(rarr) Q overset("dil. Cold")underset(KMnO_(4))(rarr) R` If ... ii & iii B. i & ii C. only v D. only iv
Description : Which of the following compounds is produced when this reaction rakes place ? `CH_(3)-underset(CH_(3))underset(|)CH-OCH_(3)overset(HI)underset(cold)ra
Last Answer : Which of the following compounds is produced when this reaction rakes place ? `CH_(3)-underset(CH_(3)) ... OH` C. Both of these D. None of these
Description : The reaction `RCH_(2)CH_(2)COOH overset(Red P)underset(Br_(2))toRCH_(2)-underset(Br)underset(|)(C)HCOOH` is called as
Last Answer : The reaction `RCH_(2)CH_(2)COOH overset(Red P)underset(Br_(2))toRCH_(2)-underset(Br) ... reaction C. Reimer Teimann reaction D. Sandmeyer reaction
Description : End product of the following reaction is `CH_(3)CH_(2)COOH overset(Cl_(2))underset(red P)to overset("alcoholic KOH")to`
Last Answer : End product of the following reaction is `CH_(3)CH_(2)COOH overset(Cl_(2))underset(red P)to overset(" ... |)(C)H_(2)underset(OH)underset(|)(C)HCOOH`
Description : `CH_(3)CH_(2)-CH_(2)-COOH overset("Red + P" +Br_(2))toCH_(3)-CH_(2)-underset(Br)underset(|)(CH)-COOH` This reaction is called
Last Answer : `CH_(3)CH_(2)-CH_(2)-COOH overset("Red + P" +Br_(2))toCH_(3)-CH_(2)-underset(Br)underset(|)(CH)-COOH` This reaction is called
Description : The major product formed in the reaction: `overset(p-TsOH("Trace"))underset(C_(6)H_(6).Delta)rarr`
Last Answer : The major product formed in the reaction: `overset(p-TsOH("Trace"))underset(C_(6)H_(6).Delta)rarr` A. B. C. D.
Description : Among the following anions, the order of basicity is : `overset(-)(C )H_(3)(I), overset(-)(N)H_(2)(II), OH^(-)(III),F^(-)(IV)`
Last Answer : Among the following anions, the order of basicity is : `overset(-)(C )H_(3)(I), overset(-)(N)H_(2)(II), OH^(- ... > II > I > IV D. III > I > II > IV
Description : Trichloroacetic acid, a strong acid, has been used by dentists for chemical cautery of hypertrophic tissue and aphthous ulcers; its mechanism of action is, BOUCHERS P 194 A. Thermodynamic ... Activation of tissue enzymes C. Osmotic pressure D. Protein precipitation (PPT) E. Neutralization
Last Answer : D. Protein precipitation (PPT)
Description : `X underset("ether")overset(Mg)rarrY underset(H^(+))overset("Dry " CO_(2))rarr X overset("hot " KMnO_(4))rarrP` The two isomeric compounds which will
Last Answer : `X underset("ether")overset(Mg)rarrY underset(H^(+))overset("Dry " CO_(2))rarr X overset("hot " KMnO_(4)) ... B. III and IV C. I and IV D. II and III
Description : `CaOCl_(2)overset(Delta)underset(CoCl_(2))rarr`product, The product are
Last Answer : `CaOCl_(2)overset(Delta)underset(CoCl_(2))rarr`product, The product are A. `CaCl_(2)` B. `O_(2)` C. `Ca(ClO_(3))_(2)` D. All of these
Description : `CH_(2)=CH-CH_(2)-CH_(2)-C-=CH underset((1 eq))overset(HBr)to ` Product is
Last Answer : `CH_(2)=CH-CH_(2)-CH_(2)-C-=CH underset((1 eq))overset(HBr)to ` Product is A. `BrCH_(2)-CH_(2)- ... (3)-underset(Br)underset(|)CH-CH_(2)-CH_(2)-C-=CH`
Description : `underset(OH^(Ɵ))overset("Conc.")rarr` Incorrect statement (s) reagarding the reaction is/are:
Last Answer : `underset(OH^(Ɵ))overset("Conc.")rarr` Incorrect statement (s) reagarding the reaction is/are: ... . D. Reaction is an example of redox reaction
Description : `underset("Calcium carbide")(CaC_(2))overset(H_(2)O)(to)(A)overset("Red hot Cu tube")(to)(B)`, Product (B) of the reaction is:
Last Answer : `underset("Calcium carbide")(CaC_(2))overset(H_(2)O)(to)(A)overset("Red hot Cu tube")(to)(B)`, Product (B) of the reaction is: A. B. C. D.
Description : Arrange the following in decreasing order of their stability :- `(I) CH_(3)-overset(oplus)(CH_(2)) " "(II) CH_(3)-underset(CH_(3))underset(|)overset(o
Last Answer : Arrange the following in decreasing order of their stability :- `(I) CH_(3)-overset(oplus)(CH_(2)) " "(II) CH_( ... II gt I` D. `III gt II gt I gt IV`
Description : In following compound `CH_(3)-CH_(2)-underset(CH_(3))overset(CH_(3))underset|overset(|)(C)-underset(CH_(3))underset(|)(CH)-overset(CH_(3))overset(|)(C
Last Answer : In following compound `CH_(3)-CH_(2)-underset(CH_(3))overset(CH_(3))underset|overset(|)(C)-underset(CH_(3))underset(|)( ... ,5,5 C. 4,5,3,3 D. 5,5,4,3
Description : Write down the IUPAC names of the following compounds :- (A) `CH_(3)-underset(C_(2)H_(5))underset(|)(CH)-overset(CH_(3))overset(|)(CH)-underset(OH)und
Last Answer : Write down the IUPAC names of the following compounds :- (A) `CH_(3)-underset(C_(2)H_(5))underset(|)( ... )=CH-underset(CH_(3))underset(|)(CH)-C-=CH`
Description : The correct statement(s) about the following reaction sequence is (are) Cumene `(C_(9)H_(12))underset((ii)H_(3)O^(+))overset((i)O_(2))rarrPoverset(CHC
Last Answer : The correct statement(s) about the following reaction sequence is (are) Cumene `(C_(9)H_(12) ... violet coloration with 1% aqueous `FeCl_(3)` solution
Description : Correct options for the given below reaction: `Ph-OH overset((i) CHCl_(3)+OH^(-))underset((ii) H^(+)) to` Products
Last Answer : Correct options for the given below reaction: `Ph-OH overset((i) CHCl_(3)+OH^(-))underset((ii) H^(+)) to` Products A. B. C. D.
Description : The major product Y in the following sequence of reaction is: Aniline `overset((i) NaNO_(2)//HCl,273K)underset((ii)CuCN//KCN)to(X) overset((i)"DIBAL-H
Last Answer : The major product Y in the following sequence of reaction is: Aniline `overset((i) NaNO_(2)//HCl,273K)underset((ii)CuCN ... H_(2)O)to (Y)` A. B. C. D.
Description : `Ph-NO_(2) overset(Sn//HCl)rarr underset("HCl, " 0^(@)C-5^(@)C)overset(NaNO_(2))rarr underset(Ph-OH)overset("Basic medium")rarr "Product Y"` Find the
Last Answer : `Ph-NO_(2) overset(Sn//HCl)rarr underset("HCl, " 0^(@)C-5^(@)C)overset(NaNO_(2) ... report your answer as `underset(2)overset("Molecular weight")rarr`
Description : `C_(6)H_(5)NH_(2) overset(NaNO_(2)+HCl)underset(0-5^(@)C) X overset(H_(2)O)underset(Delta)toY,` the product is :
Last Answer : `C_(6)H_(5)NH_(2) overset(NaNO_(2)+HCl)underset(0-5^(@)C) X overset(H_(2)O) ... : A. Benzenediazonium chloride B. Nitrobenzene C. Phenol D. Cresol
Description : In the reaction, `C_(6)H_(5)NH_(2)underset(0-5^(@)C)overset(NaNO_(2)+HCl)rarr(A)underset(KCN)overset(CuCN)rarr(B)overset(H^(+)//H_(2)O)rarr(C)` the pr
Last Answer : In the reaction, `C_(6)H_(5)NH_(2)underset(0-5^(@)C)overset(NaNO_(2)+HCl)rarr(A)underset(KCN)overset(CuCN ... COOH` C. `C_(6)H_(5)OH` D. none of these
Description : In the reaction sequence `underset(350^(@))overset(NaOH)rarr A overset(CH_(3)I)rarr B overset(HI)rarr C+D` ltbr. A, B, C, and D are given by the set :
Last Answer : In the reaction sequence `underset(350^(@))overset(NaOH)rarr A overset(CH_(3)I)rarr B overset(HI)rarr C+D` ltbr ... , `C_(6)H_(5)l, C_(2)H_(5)OH`
Description : The product B of the following sequence of reactions is `C_(6)H_(5)CONH_(2) overset(Br_(2))underset(NaOH)toA overst(NaNO_(2)//HCl)underset(ul(" "0-5^(
Last Answer : The product B of the following sequence of reactions is `C_(6)H_(5)CONH_(2) overset(Br_(2))underset(NaOH)toA overst( ... 5^(@)C" "))toB` A. B. C. D.
Description : The major product H in the given reaction sequence is `CH_(3)-CH_(2)-CO-CH_(3) overset(._(Theta)CN)toG overset(95% H_(2)SO_(4)) underset("Heat")toH`
Last Answer : The major product H in the given reaction sequence is `CH_(3)-CH_(2)-CO-CH_(3) overset(._(Theta)CN) ... CH=underset(CH_(3))underset(|)(C)-CO-NH_(2)`
Description : `Ph-underset(O)underset(||)(C)-NH_(2) overset(POCl_(3))to` products is
Last Answer : `Ph-underset(O)underset(||)(C)-NH_(2) overset(POCl_(3))to` products is A. Benzonitrile B. Benzamine C. Chloro benzene D. Aniline
Description : In the given reaction which one of the following statement is correct - `C_(6)H_(5)-underset(CH_(3))underset(|)(C)=O+NH_(2)-OH to "Oxime" overset(PCl_
Last Answer : In the given reaction which one of the following statement is correct - `C_(6)H_(5)- ... elimination reaction. D. oxime and amides are isomers.
Description : `Ph-CH=CH-underset(O)underset(C)-H overset((i) CH_(3)CH_(2)MgBr)to overset((ii) H_(3)O^(o+))to(X) overset(Cu,Delta)to(Y)`
Last Answer : `Ph-CH=CH-underset(O)underset(C)-H overset((i) CH_(3)CH_(2)MgBr)to overset((ii) H_(3)O^(o+))to(X) ... -underset(O)underset(||)(C)-CH=CH-CH_(2)-CH_(3)`
Description : In the given reaction `{:(" "CH_(3)),(" |"),(H_(3)C-C-C-CHO),(" | ||"),(" "H_(3)C " "O):} overset("(i)Conc. NaOH")underset((ii)H^(+)) to` product is
Last Answer : In the given reaction `{:(" "CH_(3)),(" |"),(H_(3)C-C-C-CHO),(" | ||"),(" "H_(3)C " "O):} overset("(i) ... )C-C-C-CH_2),(" | ||"),(" "H_(3)C " "OH):}`
Description : In the reaction , `(CH_(3))_(3)C CHO +HCHO overset(NaOH)underset("heat")toA+B` the products (A) and (B) are respectively
Last Answer : In the reaction , `(CH_(3))_(3)C CHO +HCHO overset(NaOH)underset("heat")toA+B` the products (A) and (B) ... (CH_(3))_(3)COONa` and `HCOO^(-) Na^(+)`
Description : `{:(" "O^(16)),(" ||"),(CH_(3)-C-H overset(D_(2)O^(18))underset(D^(o+))to CH_(3)-C-H),(" ||"),(" "._(18)O):}` Give the following reaction intermediate
Last Answer : `{:(" "O^(16)),(" ||"),(CH_(3)-C-H overset(D_(2)O^(18))underset(D^(o+))to CH_(3)-C-H),(" ||"),(" "._( ... ,(" |"),(CH_(3)-C-H),(" |"),(" "._(18)OD):}`
Description : The acid D obtained through the following sequence of reactions is: `C_(2)H_(5)Br overset(Alc. KOH)rarrA overset(Br_(2))underset(C Cl_(4))rarrBoverset
Last Answer : The acid D obtained through the following sequence of reactions is: `C_(2)H_(5)Br overset(Alc. KOH) ... B. Malonic acid C. Maleic acid D. Oxalic acid
Description : Write the product of following reactions `(a) CH_3-CH_(2)-OH overset(I_(2)//KOH)to "" Ph-CH_(2)-CO-CH_(3)overset(I_(2)//KOH)to` (c) CH_(3)-underset(OH
Last Answer : Write the product of following reactions `(a) CH_3-CH_(2)-OH overset(I_(2)//KOH)to "" Ph-CH_(2)-CO- ... (OH)underset(|)(CH)-Ph overset(I_(2)//KOH)to`
Description : How many sterioisomers does the following compound have ? `CH_(3)-CH_(2)-underset(overset(|)(Br))(C)H-CH_(2)-CH=CH-CH_(3)`
Last Answer : How many sterioisomers does the following compound have ? `CH_(3)-CH_(2)-underset(overset(|)(Br))(C)H-CH_(2)-CH=CH-CH_(3)` A. None B. 2 C. 4 D. 6