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 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 : 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 : 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 : At STP , for complete combustion of 3 g `C_(2)H_(6)` the required volume of `O_(2)` will be -
Last Answer : At STP , for complete combustion of 3 g `C_(2)H_(6)` the required volume of `O_(2)` will be - A. 78. 4 L B. 7. 84 L C. 2. 78 L D. 6. 23 L
Description : At `25^(@)` C for complete combustion of 5 mol propane `(C_(3)H_(8))` . The required volume of `O_(2)` at STP will be .
Last Answer : At `25^(@)` C for complete combustion of 5 mol propane `(C_(3)H_(8))` . The required volume of `O_(2)` at ... . A. 560 L B. 560 mL C. 360 L D. 360 mL
Description : What volume of oxygen gas `(O_(2))` measured at `0^(@)C` and 1 atm, is needed to burn completely 1L of propane gas `(C_(3)H_(8))` measured under the s
Last Answer : What volume of oxygen gas `(O_(2))` measured at `0^(@)C` and 1 atm, is needed to burn completely 1L of propane gas ... ? A. 5 L B. 10 L C. 7 L D. 6 L
Description : How many of these reactions are homogeneously catalyzed ? (i) `2SO_(2)(g) + O_(2)(g) overset(NO(g))to 2SO_(3)(g)` (ii) `C_(12)H_(22)O_(11)(aq.) + H_(2
Last Answer : How many of these reactions are homogeneously catalyzed ? (i) `2SO_(2)(g) + O_(2)(g) overset(NO(g))to ... (2)(g)overset(Ni(s))to` Vegetable ghee (s).
Description : P and Q are isomer of dicraboxylic acid `C_(4)H_(4)O_(4)` Both decolourixe `Br_(2)//H_(2)O`. On heating , P forms the cyclic anhydride. Upon treatment
Last Answer : P and Q are isomer of dicraboxylic acid `C_(4)H_(4)O_(4)` Both decolourixe `Br_(2)//H_(2)O`. On ... sequences V and W are respectively A. B. C. D.
Description : `P` and `Q` are isomers of dicarboxylic acid `C_(4)H_(4)O_(4)`. Bothdecolorize `Br_(2)//H_(2)O`. On heating, `P` forms the cyclic anhydride. Upon trea
Last Answer : `P` and `Q` are isomers of dicarboxylic acid `C_(4)H_(4)O_(4)`. Bothdecolorize `Br_(2)// ... . Optically inactive pair (T, U) and optically inactive S
Description : An organic acid P `(C_(11)H_(12)O_(2))` can easily be oxidized to a dibasic acid which reacts with ethyleneglycol to produce a polymer dacron. Upon oz
Last Answer : An organic acid P `(C_(11)H_(12)O_(2))` can easily be oxidized to a dibasic acid which reacts with ... produce S. The compound S is A. B. C. D.
Last Answer : An organic acid P `(C_(11)H_(12)O_(2))` can easily be oxidized to a dibasic acid which reacts with ... produce S. The compound R is A. B. C. D.
Description : Compound (A) `C_(8)H_(9)Br`, gives a white precipitate when warmed with alcoholic `AgNO_(3)`. Oxidation of (A) gives an acid (B),`C_(8)H_(6)O_(4)`. (B
Last Answer : Compound (A) `C_(8)H_(9)Br`, gives a white precipitate when warmed with alcoholic `AgNO_(3)`. Oxidation of ... . Identify the compound (A) A. B. C. D.
Description : A compound with molecular formula `C_(6)H_(10)O_(4)` on acylation with acetic anhydride gives a compound with molecular formula `C_(12)H_(18)O_(8)`. H
Last Answer : A compound with molecular formula `C_(6)H_(10)O_(4)` on acylation with acetic anhydride gives a compound with ... ? A. one B. two C. three D. four
Description : Oxalic acid, `H_(2)C_(2)O_(4)`, reacts with paramagnet ion according to the balanced equation `5H_(2)C_(2)O_(4)(aq)+2MnO_(4)^(-)(aq)+6H^(+)(aq)hArr2Mn
Last Answer : Oxalic acid, `H_(2)C_(2)O_(4)`, reacts with paramagnet ion according to the balanced equation `5H_(2)C_(2)O_(4)(aq ... A. 13.6 B. 18.5 C. 33.8 D. 84.4
Description : `5H_(2)C_(2)O_(4)(aq)+2MnO_(4)(aq)+6H^(+)(aq) to 2Mn^(2+)(aq)+10CO_(2)(g)+8H_(2)O(l)` Oxalic acid, `H_(2)C_(2)O_(2)` , reacts with permanganate ion ac
Last Answer : `5H_(2)C_(2)O_(4)(aq)+2MnO_(4)(aq)+6H^(+)(aq) to 2Mn^(2+)(aq)+10CO_(2)(g)+8H_(2)O(l)` Oxalic acid, `H_ ... A. 13.5 mL B. 18.5 mL C. 33.8 mL D. 84.4 mL
Description : 125mL of 63% (w/v) `H_(2)C_(2)O_(4).2H_(2)O` solution is made to react with 125mL of a `40%` (w/v) `NaOH` solution. The resulting solution is : (ignor
Last Answer : 125mL of 63% (w/v) `H_(2)C_(2)O_(4).2H_(2)O` solution is made to react with 125mL of a ... ions) A. netural B. acidic C. strongly acidic D. alkaline
Description : Oxalic acid, `H_(2)C_(2)O_(4)`, reacts with paramagnet ion according to the balanced equation `5H_(2)C_(2)O_(4)(aq)+2MnO_(4)^(-)hArr2Mn^(2+)(aq)+10CO_
Description : The oxidation number and co-ordination number of chromium in complex ion `[Cr(C_(2)O_(4))_(2)(H_(2)O)_(2)]^(-)` are
Last Answer : The oxidation number and co-ordination number of chromium in complex ion `[Cr(C_(2)O_(4))_(2)(H_(2)O)_(2)]^(-)` are A. 3,6 B. 2,6 C. 2,8 D. 3,8
Description : The oxidation state of Cr in `[Cr(H_(2)O)_(6)]Cl_(3), [Cr(C_(6)H_(6))_(2)], and K_(2)[Cr(CN)_(2)(O)_(2)(O_(2))(NH_(3))]` respectively are :
Last Answer : The oxidation state of Cr in `[Cr(H_(2)O)_(6)]Cl_(3), [Cr(C_(6)H_(6))_(2)], and K_(2)[Cr(CN)_(2)(O)_(2 ... and +4` C. `+3,+4 and +6` D. `+3,+2 and +4`
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 : What is the charge on the complex `[Cr(C_(2)O_(4))_(2)(H_(2)O)_(2)]` formed by Cr(III) ?
Last Answer : What is the charge on the complex `[Cr(C_(2)O_(4))_(2)(H_(2)O)_(2)]` formed by Cr(III) ? A. `+3` B. `+1` C. `+2` D. `-1`
Description : The oxidation state of mo in its oxido-complex - complex species `[Mo_(2)O_(4)[C_(2)H_(4))_(2)(H_(2)O)]^(2-)` is
Last Answer : The oxidation state of mo in its oxido-complex - complex species `[Mo_(2)O_(4)[C_(2)H_(4))_(2)(H_(2)O)]^(2-)` is A. `+2 ` B. `+3` C. `+4` D. `+5`
Description : A compound 'X' of the formula `C_(3)H_(8)O` gives iodoform test. On oxidation with acidified `K_(2)Cr_(2)O_(7)X` gave Y. Y also gives iodogorm test. T
Last Answer : A compound 'X' of the formula `C_(3)H_(8)O` gives iodoform test. On oxidation with acidified `K_(2)Cr_(2) ... ` D. `CH_(3)COCH_(3), CH_(3)CHOHCH_(3)`
Description : A compound X with moleuclar formula `C_(3)H_(8)O` can be oxidized to a compoud Y with the molecular formula `C_(3)H_(6)O_(2)`. X is most likely to be
Last Answer : A compound X with moleuclar formula `C_(3)H_(8)O` can be oxidized to a compoud Y with the molecular ... Aldehye B. Alcohol C. Ether D. Both 2 and 3
Description : In which of the following reaction `H_(2)O_(2)` acts as reducing agent :-
Last Answer : In which of the following reaction `H_(2)O_(2)` acts as reducing agent :- A. `2FeCl_(2)+2HCl+H_(2)O_(2)rarr ... 3)+H_(2)O_(2)rarr H_(2)SO_(4)+H_(2)O`
Description : Assertion: Reaction of `SO_(2)` and `H_(2)S` in the presence of `Fe_(2)O_(3)` catalyst gives elemental sulphur. Reason: `SO_(2)` is a reducing agent.
Last Answer : Assertion: Reaction of `SO_(2)` and `H_(2)S` in the presence of `Fe_(2)O_(3)` catalyst gives ... is False. D. If both Assertion & Reason are False.
Description : How many of the following species can act as both bleaching agent and reducing agent `O_(3),H_(2)O_(2),SO_(2),HCl,SO_(3)`
Last Answer : How many of the following species can act as both bleaching agent and reducing agent `O_(3),H_(2)O_(2),SO_(2),HCl,SO_(3)`
Description : `S_(1): 2Se_(2)Cl_(2)rarr SeCl_(4)+3Se` `S_(2)` : Dioxides like `MnO_(2), PbO_(2)` do not form `H_(2)O_(2)` with dilute acids but they evolve oxygen w
Last Answer : `S_(1): 2Se_(2)Cl_(2)rarr SeCl_(4)+3Se` `S_(2)` : Dioxides like `MnO_(2), PbO_(2)` do not ... when boiled with water. A. FTTT B. TFTT C. FFTT D. TTTF
Description : Which of the following statements are correct for `H_(2)O_(2)` ?
Last Answer : Which of the following statements are correct for `H_(2)O_(2)` ? A. it is neutral towards ... )` is produced by auto oxidation of 2-ethyl anthraquinol
Description : The total number of cyclic structure as well as stereoisomers possible for a compound with the molecular formula `C_(5)H_(10)` is:
Last Answer : The total number of cyclic structure as well as stereoisomers possible for a compound with the molecular formula `C_(5)H_(10)` is:
Description : Consider the following statements in the extraction of iron from haematite: (I) `CO`is the main reducing agent (II) `Fe_(2)O_(3)`is used to oxidise th
Last Answer : Consider the following statements in the extraction of iron from haematite: (I) `CO`is the main reducing agent (II) ... I, II and III D. I, II and IV
Description : From the following statements regarding `H_(2)O_(2)`, choose the incorrect statements:
Last Answer : From the following statements regarding `H_(2)O_(2)`, choose the incorrect statements: A. It can act only ... dark D. It has to be kept away from dust
Description : Consider the following statements, I. S-S bond is present in `H_(2)S_(2)O_(6).` II. In peroxodisulphuric acid `(H_(2)S_(2)O_(8))`, sulphur is in `+6`
Last Answer : Consider the following statements, I. S-S bond is present in `H_(2)S_(2)O_(6).` II. In ... in `+6` oxidation state. The correct set of statement is
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 : Identify the correct sequence of increasing of `pi-` bonds in the structure of the following molecules `:` `(I)H_(2)S_(2)O_(6)" "(II)H_(2)S_(2)O_(3)"
Last Answer : Identify the correct sequence of increasing of `pi-` bonds in the structure of the following molecules `:` `(I)H_(2) ... I C. II, I, III D. I, III,II
Description : The correct order of O - O bond length in `O_(2)H_(2)O_(2)` and `O_(3)` is
Last Answer : The correct order of O - O bond length in `O_(2)H_(2)O_(2)` and `O_(3)` is A. `O_(2)gtO_(3)gtH_(2)O_( ... )O_(2)gtO_(2)` D. `H_(2)O_(2)gtO_(3)gtO_(2)`
Last Answer : Identify the correct sequence of increasing of `pi-` bonds in the structure of the following molecules `:` `(I)H_(2) ... i C. ii, I, iii D. I, iii, ii
Description : The correct set of oxidation numbers of sulphur atoms in `H_(2)S_(2)O_(3)` is/are:
Last Answer : The correct set of oxidation numbers of sulphur atoms in `H_(2)S_(2)O_(3)` is/are: A. `+6,-2` B. `+4,-2` C. `+2,+4` D. `+5,-1`
Description : The decomposition of `N_(2)O_(5)` in chloroform was followed by measuring the volume of `O_(2)` gas evolved : `2N_(2)O_(5)(C C_(4))to2N_(2)O_(4)(C Cl_
Last Answer : The decomposition of `N_(2)O_(5)` in chloroform was followed by measuring the volume of `O_(2)` gas evolved : ... log"(90)/(100)` D. `(100)/(10xx500)`
Description : Oxidation number of carbon in carbon suboxide `(C_(3)O_(2))` is :
Last Answer : Oxidation number of carbon in carbon suboxide `(C_(3)O_(2))` is : A. `(+2)/(3)` B. `(+4)/(3)` C. `+4` D. `(-4)/(3)`
Description : In the following reaction `HC_(2)O_(4)^(-)(aq)+PO_(4)^(3-)(aq)hArrHPO_(4)^(-2)(aq)+C_(2)O_(4)^(2-)(aq)`, which are the two Bronsted bases?
Last Answer : In the following reaction `HC_(2)O_(4)^(-)(aq)+PO_(4)^(3-)(aq)hArrHPO_(4)^(-2)(aq)+C_(2)O_(4)^(2-)(aq)` ... 2-)` D. `HC_(2)O_(4)^(-)`and HPO_(4)^(2-)`
Description : Potassium acid oxalate `K_(2)C_(2)O_(4).3H_(2)C_(2)O_(4).4H_(2)O` can be oxidized by `MnO_(4)^(-)` in acid medium. Calculate the volume of (in mL) 1 M
Last Answer : Potassium acid oxalate `K_(2)C_(2)O_(4).3H_(2)C_(2)O_(4).4H_(2)O` can be oxidized by ... reacting in acid solution with 5.08 gram of the acid oxalate.
Description : IUPAC name of complex `K_(3)[Al(C_(2)O_(4))_(3)]` is
Last Answer : IUPAC name of complex `K_(3)[Al(C_(2)O_(4))_(3)]` is A. potassium ... C. potassium trioxalatealuminium(II) D. potassium trioxalatealuminium(III)
Description : The IUPAC name of `[Co(NH_(3))_(6)][Cr(C_(2)O_(4))_(3)]` is :
Last Answer : The IUPAC name of `[Co(NH_(3))_(6)][Cr(C_(2)O_(4))_(3)]` is : A. ... (II) tris(oxalato)chromium(III) D. Hexaamminecobalt(III)trioxalatechromium(III)