Assertion :- `H_(2)S+Cl_(2)rarr2HCl+S` In the above reaction, Cl has been oxidised to `Cl^(-)` while `S^(-2)` has been reduced to S Reason :- In a rea

1 Answer

Answer :

Assertion :- `H_(2)S+Cl_(2)rarr2HCl+S` In the above reaction, Cl has been oxidised to `Cl^(-)` ... is False. D. If both Assertion & Reason are False.

Related questions

Description : Reaction (A) `S^(-2)+4H_(2)O_(2)rarrSO_(4)^(2-)+4H_(2)O` (B) `Cl_(2)+H_(2)O_(2)rarr2HCl+O_(2)` The true statement regarding the above reactions is :

Last Answer : Reaction (A) `S^(-2)+4H_(2)O_(2)rarrSO_(4)^(2-)+4H_(2)O` (B) `Cl_(2)+H_(2)O_(2) ... 2)` acts as reductant in reaction (A) and oxidant in reactin (B)

Description : 1 g of complex `[Cr(H_(2)O)_(5)Cl]Cl_(2).H_(2)O` was passed through a cation exchanger to produce HCl. The acid liberated was diluted to 1 litre. What

Last Answer : 1 g of complex `[Cr(H_(2)O)_(5)Cl]Cl_(2).H_(2)O` was passed through a cation ... molarity of acid solution [Molecular weight of complex=266.5]?

Description : Assertion :- `Zn(s)+Cu^(+2)(aq)rarr Zn^(+2)(aq)+Cu(s)` can be spilt into following half reactions `{:(Zn(s)rarrZn^(+2)+2e^(-),),(,"(Oxidation half rea

Last Answer : Assertion :- `Zn(s)+Cu^(+2)(aq)rarr Zn^(+2)(aq)+Cu(s)` can be spilt into following half ... Reason is False. D. If both Assertion & Reason are False.

Description : The eq. wt. of `Na_(2)S_(2)O_(3)` as reductant in the reaction, `Na_(2)S_(2)O_(3)+H_(2)O+Cl_(2)rarrNa_(2)SO_(4)+2HCl+S` is :

Last Answer : The eq. wt. of `Na_(2)S_(2)O_(3)` as reductant in the reaction, `Na_(2)S_(2)O_(3)+H_(2)O+Cl_(2)rarrNa_(2) ... wt.)/2 C. (Mol. wt.)/6 D. (Mol. wt.)/8

Description : Select the correct option Assertion Q. due to fragmentation in Planaria, each part develops the remaining body parts and becomes a complete animal Rea

Last Answer : Select the correct option Assertion Q. due to fragmentation in Planaria, each part develops the remaining body ... D. Q is correct but R is wrong.

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 : For the reaction : `I^(-)+ClO_(3)^(-)+H_(2)SO_(4) to Cl^(-)+HSO_(4)^(-)+I_(2)` The correct statement(s) in the balanced equation is/are:

Last Answer : For the reaction : `I^(-)+ClO_(3)^(-)+H_(2)SO_(4) to Cl^(-)+HSO_(4)^(-)+I_(2)` The ... Sulphur is reduced. D. `H_(2)O` is one of the products.

Description : KI in acetone, undergoes `S_(N)2` reaction with each of `P,Q ,R` and S The rates of the reaction very as `underset(P)(H_(3)C-Cl)` .

Last Answer : KI in acetone, undergoes `S_(N)2` reaction with each of `P,Q ,R` and S The rates of the reaction very as ` ... R gt Q gt S D. R gt P gt S gt Q

Description : In the reaction, `Cl_(2)+OH^(-)rarrCl^(-)+ClO_(4)^(-1)+H_(2)O`, chlorine is:

Last Answer : In the reaction, `Cl_(2)+OH^(-)rarrCl^(-)+ClO_(4)^(-1)+H_(2)O`, chlorine is: A. ... C. Oxidised as well as reduced D. Neigher oxidised nor reduced

Description : The product of the chemical reaction between `Na_(2)S_(2)O_(3)`, `Cl_(2)` and `H_(2)O` are

Last Answer : The product of the chemical reaction between `Na_(2)S_(2)O_(3)`, `Cl_(2)` and `H_(2)O` are A. `HCl + Na_( ... + Na_(2)SO_(3)` D. `NaHClO_(3) + H_(2)O`

Description : The product of the chemical reaction between `Na_(2)S_(2)O_(3)`, `Cl_(2)` and `H_(2)O` are

Last Answer : The product of the chemical reaction between `Na_(2)S_(2)O_(3)`, `Cl_(2)` and `H_(2)O` are A. `HCl + Na_( ... + Na_(2)SO_(3)` D. `NaHClO_(3) + H_(2)O`

Description : In the following reaction, `SO_(4)` acts as a reducing agent: `SO_(2)+Cl_(2)+2H_(2)O to H_(2)SO_(4)+3HCl` Find the equivalent weight of `SO_(2)`.

Last Answer : In the following reaction, `SO_(4)` acts as a reducing agent: `SO_(2)+Cl_(2)+2H_(2)O to H_(2)SO_(4)+3HCl` Find the equivalent weight of `SO_(2)`.

Description : Assertion :- Bond Dissociation energy is `F_(2) gt Cl_(2)` Reason:- `Cl_(2)` have more electronic repulsion than `F_(2)`.

Last Answer : Assertion :- Bond Dissociation energy is `F_(2) gt Cl_(2)` Reason:- `Cl_(2)` have more ... is False. D. If both Assertion & Reason are false

Description : Assertion: Bleaching action of `SO_(2)` is temporary whereas bleaching action of `Cl_(2)` is permanent. Reason: Bleaching by `SO_(2)` and `Cl_(2)` is

Last Answer : Assertion: Bleaching action of `SO_(2)` is temporary whereas bleaching action of `Cl_(2)` is permanent. ... )` and `Cl_(2)` is due to oxidation.

Description : What happens when a substance loses oxygen during reaction? It is said to be (a) Oxidised (b) Reduced (c) Both (d) None of the above

Last Answer : (b) Reduced

Description : What happens when a substance gains oxygen during reaction? The substance gets – (a) Oxidised (b) Reduced (c) Both oxidized and reduced (d) None of the above

Last Answer : (a) Oxidised

Description : Arrange the compounds in order of decreasing acidic strength : (I) `ClCH_(2)-CH_(2)-OH` (II) `Cl_(2)CH-CH_(2)-OH` (III) `Cl-CH_(2)-CH_(2)-CH_(2)-OH` (

Last Answer : Arrange the compounds in order of decreasing acidic strength : (I) `ClCH_(2)-CH_(2)-OH` (II) `Cl_(2)CH-CH_(2 ... IV gt III` D. `II gt I gt III gt IV`

Description : Co-ordination compounds `[Pt(NH_(3))_(3)(NCS)]` and `[Pt(NH_(3))_(2) Cl_(2)]Cl` are example of ........ Isomerism

Last Answer : Co-ordination compounds `[Pt(NH_(3))_(3)(NCS)]` and `[Pt(NH_(3))_(2) Cl_(2) ... isomerism B. linkage isomers C. optical isomerism D. hydrate isomerism

Description : Among `[Ni(CO)_(4)], [NiCl_(4)]^(2-), [Co (NH_(3))_(4) Cl_(2)] Cl, Na_(3) [CoF_(6)], Na_(2)O_(2)` and `CsO_(2)`, the total number of paramagnetic comp

Last Answer : Among `[Ni(CO)_(4)], [NiCl_(4)]^(2-), [Co (NH_(3))_(4) Cl_(2)] Cl, Na_(3) [CoF_(6)], ... total number of paramagnetic compounds is A. 2 B. 3 C. 4 D. 5

Description : On adding `AgNO_(3)` solution to a solution of `[Pt(NH_(3))_(3)Cl_(3)]Cl`, the percentage of total chloride ion precipitated is

Last Answer : On adding `AgNO_(3)` solution to a solution of `[Pt(NH_(3))_(3)Cl_(3)]Cl`, the percentage of total ... ion precipitated is A. 100 B. 75 C. 50 D. 25

Description : How many compound(s) or iron (s) can be oxidised by `H_(2)O_(2)` among the following (i) `AsO_(3)^(2)` (ii) `SO_(4)^(2-)` (iii) `Fe_(2) (SO_(4))_(3)`

Last Answer : How many compound(s) or iron (s) can be oxidised by `H_(2)O_(2)` among the following (i) `AsO_(3)^(2)` (ii) ... ` (v) `H_(2)S` (vi) PbS (vii) `O_(3)`

Description : How many compound(s) or iron (s) can be oxidised by `H_(2)O_(2)` among the following (i) `AsO_(3)^(2)` (ii) `SO_(4)^(2-)` (iii) `Fe_(2) (SO_(4))_(3)`

Last Answer : How many compound(s) or iron (s) can be oxidised by `H_(2)O_(2)` among the following (i) `AsO_(3)^(2)` (ii) ... ` (v) `H_(2)S` (vi) PbS (vii) `O_(3)`

Description : If, `H_(2)(g)+Cl_(2)(g)rarr 2HCl(g) , Delta H^(@)=-44` Kcal `2Na(s)+2HCl(g)rarr 2NaCl(s)+H_(2)(g), Delta H=-152` Kcal Then, `Na(s)+0.5Cl_(2)(g)rarr Na

Last Answer : If, `H_(2)(g)+Cl_(2)(g)rarr 2HCl(g) , Delta H^(@)=-44` Kcal `2Na(s)+2HCl(g)rarr 2NaCl(s)+H_(2)( ... ` A. 108 Kcal B. 196 Kcal C. `-98` Kcal D. 54 Kcal

Description : Identify the substances that are oxidised and the substances which are reduced in the following reactions. (i) 4Na(s) + O2(g) → 2Na2O(s) (ii) CuO (s) + H2(g) → Cu (s) + H2O(l) -Chemistry-10

Last Answer : (i) Substances oxidised is Na as it gains oxygen and oxygen is reduced. (ii) Substances reduced is Cu as hydrogen is oxidised as it gains oxygen.

Description : Assertion :- Oxidation state of Hydrogen is `+1` in `H_(2)O` while `-1` in `CaH_(2)`. Reason :- `CaH_(2)` is a metal hydride and for metal hydrides, h

Last Answer : Assertion :- Oxidation state of Hydrogen is `+1` in `H_(2)O` while `-1` in `CaH_(2)`. ... Reason is False. D. If both Assertion & Reason are False.

Description : Assertion (A): Dehydration of alcohols can be carried out with Conc `H_(2)SO_(4)` but not with conc HCl Reason (R): `H_(2)SO_(4)` is dibasic while HCl

Last Answer : Assertion (A): Dehydration of alcohols can be carried out with Conc `H_(2)SO_(4)` but not with conc HCl ... R is false D. A is false but R is true

Description : Assertion (A): Diethyl ether reacts with hot Conc `H_(2)SO_(4)` and gives ethyl hydrogen sulphate Reason (R): The reaction involves cleavage of C-O bo

Last Answer : Assertion (A): Diethyl ether reacts with hot Conc `H_(2)SO_(4)` and gives ethyl hydrogen sulphate Reason (R ... R is false D. A is false but R is true

Description : Geometrical shapes of the complex formed by the reaction of `Ni^(2+)` with `Cl^(Θ),CN^(Θ)` and `H_(2)O` are :

Last Answer : Geometrical shapes of the complex formed by the reaction of `Ni^(2+)` with `Cl^(Θ) ... and octahedral D. octahedral, square planar and octahedral

Description : The end product (B) of the reaction sequence: `C_(2)H_(5)-underset(H)underset(|)(N)-CH_(3) overset(Ph-overset(O)overset(||)(C)-Cl)underset(NaOH)rarrA

Last Answer : The end product (B) of the reaction sequence: `C_(2)H_(5)-underset(H)underset(|)(N)-CH_(3) overset(Ph-overset ... )underset(H_(2)O)rarr B` 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 : Assertion :-HCl is more polar than HF. Reason :- Cl has more E.N. than F.

Last Answer : Assertion :-HCl is more polar than HF. Reason :- Cl has more E.N. than F. A. If both ... Reason is False. D. If both Assertion & Reason are false

Description : If you need to reverse the following reaction in order for it to be an intermediate reaction in a Hess's law problem what would be the final value for the enthalpy of rea?

Last Answer : 286 kJ

Description : Assertion :- At constant temp `0^(@)C` and 1 atm, the change `H_(2)O(s)rarr H_(2)O(l)Delta H` and `Delta E` both are zero. Reason :- During isothermal

Last Answer : Assertion :- At constant temp `0^(@)C` and 1 atm, the change `H_(2)O(s)rarr H_(2)O(l) ... Reason is False. D. If both Assertion & Reason are false.

Description : Assertion :- At constant pressure for the change `H_(2)O(s)rarr H_(2)O(g)` work done is nwgative. Reason :- During phase transition work done is alway

Last Answer : Assertion :- At constant pressure for the change `H_(2)O(s)rarr H_(2)O(g)` work done is ... is False. D. If both Assertion & Reason are false.

Description : Assertion :- A sol of `As_(2)S_(3)` prepared by the action of `H_(2)S` on `As_(2)O_(3)` is negatively charge. Reason :- Due to adsorption of `S^(-2)`

Last Answer : Assertion :- A sol of `As_(2)S_(3)` prepared by the action of `H_(2)S` on `As_(2)O_(3) ... Reason is False. D. If both Assertion & Reason are False.

Description : Assertion : A white turbidity is obtained by passing `H_(2)S` through aq solution of `SO_(2)` Reason: Aq solution of `SO_(2)` and `H_(2)S` undergoes r

Last Answer : Assertion : A white turbidity is obtained by passing `H_(2)S` through aq solution of `SO_(2 ... Statement-I is not correct and Statement-II is correct

Description : Assertion: Conc `H_(2)SO_(4)` cannot be used for drying up `H_(2)S` Reason : Conc `H_(2)SO_(4)` oxidises `H_(2)S` to S

Last Answer : Assertion: Conc `H_(2)SO_(4)` cannot be used for drying up `H_(2)S` Reason : Conc `H_(2 ... D. Statement-I is not correct and Statement-II is correct

Description : Hot conc. `H_(2)SO_(4)` acts as moderately strong oxidising agent. It oxidises both metals and non-metals. Which of the following elements is oxidised

Last Answer : Hot conc. `H_(2)SO_(4)` acts as moderately strong oxidising agent. It oxidises both metals and non-metals. Which ... products ? A. Cu B. S C. C D. Zn

Description : Assertion :- In a redox reaction, the oxidation number of the oxidant decreases while that of reductant increases. Reason :- Oxidant gains electron(s)

Last Answer : Assertion :- In a redox reaction, the oxidation number of the oxidant decreases while that of reductant ... D. If both Assertion & Reason are False.

Description : For the reactions, (i) `H_(2)(g)+Cl_(2)(g)rarr 2HCl(g)+ xKJ` (ii) `H_(2)(g)+Cl_(2)(g)rarr 2HCl(l)+ yKJ` Which one of the following statement is correc

Last Answer : For the reactions, (i) `H_(2)(g)+Cl_(2)(g)rarr 2HCl(g)+ xKJ` (ii) `H_(2)(g)+Cl_(2)(g)rarr 2HCl(l)+ ... x gt y B. x lt y C. x = y D. More data required

Description : Bond dissociation enthalpy of `H_(2)` , `Cl_(2)` and `HCl` are `434, 242` and `431KJmol^(-1)` respectively. Enthalpy of formation of `HCl` is

Last Answer : Bond dissociation enthalpy of `H_(2)` , `Cl_(2)` and `HCl` are `434, 242` and `431KJmol^(-1)` respectively. ... kJ mol^(-1)` D. `-245 kJ mol^(-1)`

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 : `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 : 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 : `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 : 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 : The possible number of geometrical isomers for the complex `[CoL_(2) Cl_(2)]^(-) (L = H_(2)NCH_(2) CH_(2)O^(-))` is (are)....

Last Answer : The possible number of geometrical isomers for the complex `[CoL_(2) Cl_(2)]^(-) (L = H_(2)NCH_(2) CH_(2)O^(-))` is (are)....

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 : As per IUPAC nomenclature, the name of the complex `[Co(H_(2)O)_(4) (NH_(3))_(2)] Cl_(3)` is

Last Answer : As per IUPAC nomenclature, the name of the complex `[Co(H_(2)O)_(4) ( ... (III) chloride D. Diamminetetraaquacobalt (III) chloride

Description : Among the following complexes : `K_(3)[Fe(CN)_(6)],[Co(NH_(3))_(6)]Cl_(3)` , `Na_(3)[Co ( o x )_(3)],[Ni(H_(2)O)_(6)]Cl_(2)`, `K_(2)[Pt(CN)_(4)]` and

Last Answer : Among the following complexes : `K_(3)[Fe(CN)_(6)],[Co(NH_(3))_(6)]Cl_(3)` , `Na_(3)[Co ( o x )_(3)],[Ni(H_( ... ,M,N B. K,N,O,P C. L,M,O,P D. L,M,N,O