Description : The value of enthalpy change `(DeltaH)` for the reaction `C_(2)H_(5)OH (l)+3O_(2) (g) rarr 2CO_(2) (g) +3H_(2)O (l)` at `27^(@)C` is `-1366.5 kJ mol^(
Last Answer : The value of enthalpy change `(DeltaH)` for the reaction `C_(2)H_(5)OH (l)+3O_(2) (g) rarr 2CO_(2) (g) + ... 1369. kJ` C. `-1364.0 kJ` D. `-1361.5 kJ`
Description : In the balanced equation `MnO_(4)^(-)+H^(+)+C_(2)O_(4)^(2-)rarr Mn^(2+)+CO_(2)+H_(2)O`, the moles of `CO_(2)` formed are :-
Last Answer : In the balanced equation `MnO_(4)^(-)+H^(+)+C_(2)O_(4)^(2-)rarr Mn^(2+)+CO_(2)+H_(2)O`, the moles of `CO_(2)` formed are :- A. 2 B. 4 C. 5 D. 10
Description : `C_(6)H_(5)OH+CHCl_(3)+NaOH rarr` salicyladehyde The electrophile involved in the above reaction is.
Last Answer : `C_(6)H_(5)OH+CHCl_(3)+NaOH rarr` salicyladehyde The electrophile involved in the above reaction is. A. ... ` D. formly cation `(overset(o+)(C)HO)`
Description : Compound `A,C_(7)H_(8)O`, is insoluble in water, dilute `HCl`, and aquenous `NaHCO_(3)`, it dissolves in dilute `NaOH`. When `A` is treated with bromi
Last Answer : Compound `A,C_(7)H_(8)O`, is insoluble in water, dilute `HCl`, and aquenous `NaHCO_(3)`, it ... . o-cresol B. m-cresol C. p-cresol D. anisole
Description : Compound (A)`C_(7)H_(8)O` is insoluble in aqueous `NaHCO_(3)` and dissolves in aqueous NaOH and gives a characteristic colour with neutral `FeCl_(3)`
Last Answer : Compound (A)`C_(7)H_(8)O` is insoluble in aqueous `NaHCO_(3)` and dissolves in aqueous NaOH and gives a ... colour with `FeCl_(3)`? A. B. C. D.
Last Answer : Compound (A)`C_(7)H_(8)O` is insoluble in aqueous `NaHCO_(3)` and dissolves in aqueous NaOH and gives a ... compound (B) would be : A. B. C. D.
Last Answer : Compound (A)`C_(7)H_(8)O` is insoluble in aqueous `NaHCO_(3)` and dissolves in aqueous NaOH and gives a ... structure of compound A is : A. B. C. D.
Description : Identify A and B in the following reaction `C_(2)H_(5) - Cl overset(A)rarr C_(2)H_(5) OH overset(B)leftarrow C_(2)H_(5)Cl`
Last Answer : Identify A and B in the following reaction `C_(2)H_(5) - Cl overset(A)rarr C_(2)H_(5) OH overset(B)leftarrow C_ ... 2)` D. `A = AgNO_(2), B = KNO_(2)`
Description : In the following reaction final product is : `C_(6)H_(5)MgBr +CO_(2) overset("Ether")to overset(H^(o+))to` find product
Last Answer : In the following reaction final product is : `C_(6)H_(5)MgBr +CO_(2) overset("Ether")to ... A. Benzoic acid B. Benzaldehyde C. Benzamide D. Benzene
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 given reaction sequence `C_(6)H_(5)-CH_(2)-NH_(2) overset(CHCl_(3)//Alc.KOH)underset(Delta)rarr [X] overset(H_(2)O //NaOH)rarr [Y],[Y]` will be
Last Answer : In the given reaction sequence `C_(6)H_(5)-CH_(2)-NH_(2) overset(CHCl_(3)//Alc.KOH)underset(Delta)rarr [X] ... -NH_(2)` D. `C_(6)H_(5)-CH_(2)OH`
Description : `C_(6)H_(5)-O-CH_(2)CH_(3)overset(HI)rarr` which of the following is not formed in this reaction ?
Last Answer : `C_(6)H_(5)-O-CH_(2)CH_(3)overset(HI)rarr` which of the following is not formed in this reaction ? A. ... )H_(5)-OH` C. Both of these D. None of these
Description : A mixture of ether and ….. Gives temperature as low as 163 K (1) NaC1 (2) Ice (3) Solid `CO_(2)` `C_(2)H_(5)OH`
Last Answer : A mixture of ether and .. Gives temperature as low as 163 K (1) NaC1 (2) Ice (3) Solid `CO_(2)` ... true but R is false D. A is false but R is true
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 : Condiser the reactions, (i) `(CH_(3))_(2)CH-CH_(2)Broverset(C_(2)H_(5)OH)rarr(CH_(3))_(2)CH-CH_(2)OC_(2)H_(5)+HBr` (ii) `(CH_(3))_(2)CH-CH_(2)Broverse
Last Answer : Condiser the reactions, (i) `(CH_(3))_(2)CH-CH_(2)Broverset(C_(2)H_(5)OH)rarr(CH_(3))_(2)CH-CH_(2)OC_(2)H_(5) ... N^(1))` D. `S_(N^(2)) and S_(N^(2))`
Description : `C_(2)H_(5)OH overset(KMnO_(4)//H^(oplus))rarrX underset(H_(2)SO_(4))overset(Y)rarr CH_(3)COOC_(2)H_(5)`, X and Y respectively are
Last Answer : `C_(2)H_(5)OH overset(KMnO_(4)//H^(oplus))rarrX underset(H_(2)SO_(4))overset(Y)rarr CH_(3)COOC_(2)H_(5)` ... CH_(3)COOH` D. `CH_(3)COOH, C_(2)H_(5)OH`
Description : In the redox reaction . `MnO_(4)^(-)+C^(2)O_(4)^(2-)+H^(+) rarr Mn^(2+)+CO_(2)+H_(2)O` (Unbalance equation) 20 mL of 0.1 M `KMnO_(4)` react quantitive
Last Answer : In the redox reaction . `MnO_(4)^(-)+C^(2)O_(4)^(2-)+H^(+) rarr Mn^(2+)+CO_(2)+H_(2)O` ( ... . 40 mL of 0.1 M oxalate D. 50 mL of 0.25 M oxalate
Description : What are X and Y in the reaction `C_(2)H_(4) + H_(2)SO_(4) overset(80^(@)C)rarr X overset(H_(2)O//Delta)rarr Y`
Last Answer : What are X and Y in the reaction `C_(2)H_(4) + H_(2)SO_(4) overset(80^(@)C)rarr X overset(H_(2)O//Delta) ... C_(2)H_(5)OH` D. `C_(2)H_(2), CH_(3)CHO`
Description : `C_(6)H_(5)-O-CH_(3)+HI_((excess))rarr`
Last Answer : `C_(6)H_(5)-O-CH_(3)+HI_((excess))rarr` A. `CH_(3)OH and C_(6)H_(5)I` B. `CH_(3)I and C_(6)H_(5)OH` ... )I and C_(6)H_(5)I` D. `C_(6)H_(6) and CH_(4)`
Description : The reaction `2ROH + 2Na rarr 2RONa + H_(2)` suggests that alcohols are
Last Answer : The reaction `2ROH + 2Na rarr 2RONa + H_(2)` suggests that alcohols are A. basic B. amphoteric C. neutral D. acidic
Description : `C_(6)H_(5)-CH_(2)-I overset(NaN_(3))underset(Delta)rarr` Products Reaction is assumed to involve nitrene as intermediate, then various possible produ
Last Answer : `C_(6)H_(5)-CH_(2)-I overset(NaN_(3))underset(Delta)rarr` Products Reaction is assumed to involve nitrene as ... (2)` C. `C_(6)H_(5)CN=NH` D.
Description : `C_(6)H_(5)Ohoverset(CH_(3)COCl)underset(NaOH(aq))(rarr)C_(6)H_(5)OCOCH_(3)` the above reaction is an example of
Last Answer : `C_(6)H_(5)Ohoverset(CH_(3)COCl)underset(NaOH(aq))(rarr)C_(6)H_(5)OCOCH_(3)` ... reaction B. Schotten-Baumann reaction C. Acetylation D. Benzoylation
Description : For the redox reation `MnO_(4)^(-)+C_(2)O_(4)^(2-)+H^(+)rarrMn^(2+)CO_(2)+H_(2)O` The correct stoichiometric coefficients of `Mno_(4)^(-),C_(2)O_(4)^(
Last Answer : For the redox reation `MnO_(4)^(-)+C_(2)O_(4)^(2-)+H^(+)rarrMn^(2+)CO_(2)+H_(2)O` The correct stoichiometric ... . 16, 5, 2 C. 2, 16, 5 D. 5, 2, 16
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 : Given that - `2C(s)+2O_(2)(g)rarr 2CO_(2)(g) Delta H = -787 KJ` `H_(2)(g)+ 1//2O_(2)(g)rarr H_(2)O(l) Delta =-286 KJ` `C_(2)H_(2)(g)+(5)/(2)O_(2)(g)ra
Last Answer : Given that - `2C(s)+2O_(2)(g)rarr 2CO_(2)(g) Delta H = -787 KJ` `H_(2)(g)+ 1//2O_(2)(g)rarr H_(2) ... 1802` KJ B. `-1802` KJ C. `-800` KJ D. `+237` KJ
Description : `C_(2)H_(5)-O-C_(2)H_(5)+HI_(excess)rarr`
Last Answer : `C_(2)H_(5)-O-C_(2)H_(5)+HI_(excess)rarr` A. `C_(2)H_(5)OH and C_(2)H_(5)I` B. `2 moles of C_(2)H_(5)I` C. `2molesof C_(2)H_(5)OH` D. `C_(2)H_(4)`
Description : What is Y in the following reactions `C_(2)H_(5)I+NaOC_(2)H_(5) rarrX+Nal` `X+2HI rarr 2Y+H_(2)O`
Last Answer : What is Y in the following reactions `C_(2)H_(5)I+NaOC_(2)H_(5) rarrX+Nal` `X+2HI rarr 2Y+H_(2)O` A. `C_(2) ... C_(2)H_(4)` D. `C_(2)H_(5)OC_(2)H_(5)`
Description : Given `C(s)+O_(2)(g)rarr CO_(2)(g)+94.2` Kcal `H_(2)(g)+2O_(2)(g)rarr CO_(2)(g)+2H_(2)O(l)+210.8` Kcal The heat of formation of methane in Kcal will b
Last Answer : Given `C(s)+O_(2)(g)rarr CO_(2)(g)+94.2` Kcal `H_(2)(g)+2O_(2)(g)rarr CO_(2)(g)+2H_(2)O(l)+210.8` Kcal ... `-45.9` B. `-47.8` C. `-20.0` D. `-47.3`
Description : Using the following thermochemical data. `C(S)+O_(2)(g)rarr CO_(2)(g), Delta H=94.0` Kcal `H_(2)(g)+1//2O_(2)(g)rarr H_(2)O(l), Delta H=-68.0` Kcal `C
Last Answer : Using the following thermochemical data. `C(S)+O_(2)(g)rarr CO_(2)(g), Delta H=94.0` Kcal `H_(2)(g)+1// ... .0` Kcal C. `-114.0` Kcal D. `+114.0` Kcal
Description : Which of the following compounds produce `CO_(2)` on reaction with `NaHCO_(3)` ?
Last Answer : Which of the following compounds produce `CO_(2)` on reaction with `NaHCO_(3)` ? A. B. C. D.
Description : Assertion: (A) Ethers are relatively inert when compared to `C_(2)H_(5)OH` Reason (R): The hybridization of C and O in `CH_(3)-O-CH_(3) is SP^(3)`
Last Answer : Assertion: (A) Ethers are relatively inert when compared to `C_(2)H_(5)OH` Reason (R): The hybridization of ... R is false D. A is false but R is true
Description : Asserion (A): The boiling point of `C_(2)H_(5)OH` is less than that of `H_(2)O` though the molecular weight of `C_(2)H_(5)OH` is more than that of wat
Last Answer : Asserion (A): The boiling point of `C_(2)H_(5)OH` is less than that of `H_(2)O` though the molecular ... but R is false D. A is false but R is true
Description : `CH_(3)-CH_(2)-CH_(2)-underset(OH)underset(|)(CH)-CH_(3) underset(-H_(2)O)overset(H^(o+))rarr[F] overset(Br_(2)//C Cl_(4))rarrC_(5)H_(10)Br_(2)(G)` Ho
Last Answer : `CH_(3)-CH_(2)-CH_(2)-underset(OH)underset(|)(CH)-CH_(3) underset(-H_(2)O)overset(H^(o+))rarr[F] ... (including all stereoisomers) A. 2 B. 6 C. 3 D. 5
Description : In the sequence of reaction (A) is `(A)overset(Na)rarr` (B) `overset(C_(2)H_(5)I//heat)rarr` (C) `overset(HI//heat)rarr C_(2)H_(5)I`
Last Answer : In the sequence of reaction (A) is `(A)overset(Na)rarr` (B) `overset(C_(2)H_(5)I//heat) ... acid B. Methyl alcohol C. Ethyl alcohol D. Propionic acid
Description : Consider the following reaction `C_(2)H_(5)Ioverset(Delta)underset(X)rarr` (pleasant smelling liquid) X is
Last Answer : Consider the following reaction `C_(2)H_(5)Ioverset(Delta)underset(X)rarr` (pleasant smelling liquid) ... oxide C. Ethyl chloride D. Dry silver powder
Description : Aromatic carbonyl compound having molecular formula `C_(8)H_(8)O` react with `NH_(2)OH` how many oximes can be formed
Last Answer : Aromatic carbonyl compound having molecular formula `C_(8)H_(8)O` react with `NH_(2)OH` how many oximes can be formed A. 8 B. 10 C. 12 D. 6
Description : Among the complex ions, `[Co(NH_(2) - CH_(2) - CH_(2) - NH_(2))_(2) Cl_(2)]^(+), [CrCl_(2) (C_(2)O_(4))_(2)]^(3-)` `[Fe(H_(2)O)_(4) (OH)_(2)]^(+), [Fe
Last Answer : Among the complex ions, `[Co(NH_(2) - CH_(2) - CH_(2) - NH_(2))_(2) Cl_(2)]^(+), [CrCl_(2) ... (3)) Cl]^(2+)` and that show(s) cis-trans isomerism is
Description : The enthalpy changes at 298 K in successive breaking of `O-H` bonds of water, are `H_(2)O(g) rarr H(g)+OH(g),DeltaH=498kJ mol^(-1)` `OH(g) rarr H(g)+O
Last Answer : The enthalpy changes at 298 K in successive breaking of `O-H` bonds of water, are `H_(2)O(g) rarr H(g)+OH(g), ... KJ mol"^(-1)` D. `463 "KJ mol"^(-1)`
Description : What is the value of n in the following equation : `Cr(OH)_(4)^(-)+OH^(-) rarr CrO_(4)^(2-)+H_(2)O+n e`?
Last Answer : What is the value of n in the following equation : `Cr(OH)_(4)^(-)+OH^(-) rarr CrO_(4)^(2-)+H_(2)O+n e`? A. 3 B. 6 C. 5 D. 2
Description : `Ph-overset(O)overset(||)(C)-NH_(2)+Ph-CH_(2)-overset(O)overset(||)(C)-overset(15)(N)H_(2) overset(overset(Theta)(OH)+Br_(2))rarr A+B` Products A and
Last Answer : `Ph-overset(O)overset(||)(C)-NH_(2)+Ph-CH_(2)-overset(O)overset(||)(C)-overset(15)(N)H_(2) overset(overset ... (2)-NH_(2)` D. `Ph-overset(15)(N)H_(2)`
Description : In the process of extraction of gold. Roasted gold ore `+CN^(-)+H_(2)O overset(O_(2))rarr [X]+OH^(-)` `[X]+Znrarr [Y]+Au` Identify the complexes `[X]
Last Answer : In the process of extraction of gold. Roasted gold ore `+CN^(-)+H_(2)O overset(O_(2))rarr [X]+OH^(-)` `[X]+ ... (4)]^(-),[Y] =[Zn (CN_(4))]^(-2)`
Description : `(CH_(3))_(3)C - OH overset(H_(2)SO_(4)) rarr (CH_(3))_(2) C = CH_(2)`, This reaction takes place through
Last Answer : `(CH_(3))_(3)C - OH overset(H_(2)SO_(4)) rarr (CH_(3))_(2) C = CH_(2)`, This reaction ... )2` mechanism C. `E_(1)` mechanism D. `E_(2)` mechanism
Description : During the titration of a mixture of `Na_(2)CO_(3)` and `NaHCO_(3)` against HCl :
Last Answer : During the titration of a mixture of `Na_(2)CO_(3)` and `NaHCO_(3)` against HCl : A ... is used to detect the first and second end point
Description : A compound X of the formula `C_(2)H_(6)O` on reaction with Na metal gave Y, X also reacts with `PC1_(5)` to give Z the product obtained in the reactio
Last Answer : A compound X of the formula `C_(2)H_(6)O` on reaction with Na metal gave Y, X also reacts with `PC1_(5)` to ... )H_(5)` D. `C_(2)H_(5)OC_(2)H_(5)`
Description : A 3 L gas mixture of propane `(C_(3)H_(8))` and butane `(C_(4)H_(10))` on complete combustion at 25 C produced 10 L `CO_(2.)` Assuming constant P and
Last Answer : A 3 L gas mixture of propane `(C_(3)H_(8))` and butane `(C_(4)H_(10))` on complete combustion at 25 C ... .5L` D. `C_(3)H_(8),0LandC_(4)H_(10),3L`
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 percentage of `C_(2)H_(5)OH` in wash is (approximatly)
Last Answer : The percentage of `C_(2)H_(5)OH` in wash is (approximatly) A. 0.95 B. 0.1 C. 0.5 D. 0.75