For the reaction `Ag_(2)O(s)rarr 2Ag(s)+1//2O_(2)(g)`, which one of the following is true :

For the reaction `Ag_(2)O(s)rarr 2Ag(s)+1//2O_(2)(g)`, which one of the following is true :
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For the reaction `Ag_(2)O(s)rarr 2Ag(s)+1//2O_(2)(g)`, which one of the following is true : A. ` ... . `Delta H lt Delta H` D. `Delta H gt Delta E`
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For the reaction `Ag_(2)O(s)rarr 2Ag(s)+1//2O_(2)(g)` the value of `Delta H=30.56 KJ mol^(_1)` and `Delta S = 66 JK^(-1)mol^(-1)`. The temperature at

Description : For the reaction `Ag_(2)O(s)rarr 2Ag(s)+1//2O_(2)(g)` the value of `Delta H=30.56 KJ mol^(_1)` and `Delta S = 66 JK^(-1)mol^(-1)`. The temperature at

Last Answer : For the reaction `Ag_(2)O(s)rarr 2Ag(s)+1//2O_(2)(g)` the value of `Delta H=30.56 KJ mol^(_1)` and `Delta ... :- A. 373 K B. 413 K C. 463 K D. 493 K

The temperature at which the reaction : `Ag_(2)O(s)rarr 2Ag(s)+1//2O_(2)(g)` is at equilibrium is …….., Given `Delta H=30.5 KJ mol^(-1)` and `Delta S

Description : The temperature at which the reaction : `Ag_(2)O(s)rarr 2Ag(s)+1//2O_(2)(g)` is at equilibrium is …….., Given `Delta H=30.5 KJ mol^(-1)` and `Delta S

Last Answer : The temperature at which the reaction : `Ag_(2)O(s)rarr 2Ag(s)+1//2O_(2)(g)` is at equilibrium is .., ... 362.12 K` C. `262.12 K` D. `562.12 K`

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

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`

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

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

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

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

According to the following reaction `C(S)+1//2O_(2)(g)rarr CO(g), Delta H=-26.4` Kcal

Description : According to the following reaction `C(S)+1//2O_(2)(g)rarr CO(g), Delta H=-26.4` Kcal

Last Answer : According to the following reaction `C(S)+1//2O_(2)(g)rarr CO(g), Delta H=-26.4` Kcal ... compound C. The reaction is endothermic D. None of the above

Role of hydrogen peroxide iin the following reaction is respectively. `(i)" " H_(2)O_(2) +O_(3) rarr H_(2)O+ZO_(2)` `(ii)" " H_(2)O_(2)+Ag_(2)Orarr Aa

Description : Role of hydrogen peroxide iin the following reaction is respectively. `(i)" " H_(2)O_(2) +O_(3) rarr H_(2)O+ZO_(2)` `(ii)" " H_(2)O_(2)+Ag_(2)Orarr Aa

Last Answer : Role of hydrogen peroxide iin the following reaction is respectively. `(i)" " H_(2)O_(2) +O_(3) rarr H_ ... in II D. oxidising in I as well as in II

Heat of reaction for, `CO(g)+1//2O_(2)(g)rarr CO_(2)(g)` at constant V is -67.71 K cal at `17^(@)C` . The heat of reaction at constant P at `17^(@)C`

Description : Heat of reaction for, `CO(g)+1//2O_(2)(g)rarr CO_(2)(g)` at constant V is -67.71 K cal at `17^(@)C` . The heat of reaction at constant P at `17^(@)C`

Last Answer : Heat of reaction for, `CO(g)+1//2O_(2)(g)rarr CO_(2)(g)` at constant V is -67.71 K cal at `17^(@)C` . ... B. `+68.0` K cal C. `-67.4` K cal D. None

The reaction `3O_(2(g)) rarr 2O_(3(g))` is endothermic. What can be concluded about the average per bond in `O_(2) and O_(3)` ?

Description : The reaction `3O_(2(g)) rarr 2O_(3(g))` is endothermic. What can be concluded about the average per bond in `O_(2) and O_(3)` ?

Last Answer : The reaction `3O_(2(g)) rarr 2O_(3(g))` is endothermic. What can be concluded ... drawn about the average bond energies from this information alone

The reaction `3O_(2(g)) rarr 2O_(3(g))` is endothermic. What can be concluded about the average per bond in `O_(2) and O_(3)` ?

Description : The reaction `3O_(2(g)) rarr 2O_(3(g))` is endothermic. What can be concluded about the average per bond in `O_(2) and O_(3)` ?

Last Answer : The reaction `3O_(2(g)) rarr 2O_(3(g))` is endothermic. What can be concluded ... drawn about the average bond energies from this information alone

Givecn that : `Zn+1//2O_(2)rarr ZnO+84000` cal ……………1 `Hg+1//2O_(2)rarr HgO+21700` cal …………2 The heat of reaction `(Delta H)` for, `Zn+HgO rarr ZnO+Hg

Description : Givecn that : `Zn+1//2O_(2)rarr ZnO+84000` cal ……………1 `Hg+1//2O_(2)rarr HgO+21700` cal …………2 The heat of reaction `(Delta H)` for, `Zn+HgO rarr ZnO+Hg

Last Answer : Givecn that : `Zn+1//2O_(2)rarr ZnO+84000` cal 1 `Hg+1//2O_(2)rarr HgO+21700` cal 2 ... cal B. 62300 cal C. `-105700` cal D. `-62300` cal

`Ag_(2)S +NaCN rarr (a)` (a) `+Zn rarr (d)` (b) is a metal. Hence `(a)` and `(b)` are

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From the thermochemical reactions, C(graphite)`+1//2O_(2)rarr CO , Delta H = -110.5` KJ `CO+1//2O_(2)rarr CO_(2),Delta H=-283.2` KJ the heat of reacti

Description : From the thermochemical reactions, C(graphite)`+1//2O_(2)rarr CO , Delta H = -110.5` KJ `CO+1//2O_(2)rarr CO_(2),Delta H=-283.2` KJ the heat of reacti

Last Answer : From the thermochemical reactions, C(graphite)`+1//2O_(2)rarr CO , Delta H = -110.5` KJ `CO+1//2O_(2)rarr CO_( ... 7` KJ C. `-172.7` KJ D. `+172.7` KJ

Identify the metal `M` whose extraction is based on the following reactions: `MS +2O_(2)rarr MSO_(4)` `2MS +3O_(2)rarr 2MO +2SO_(2)` `MS +2MO rarr 3M

Description : Identify the metal `M` whose extraction is based on the following reactions: `MS +2O_(2)rarr MSO_(4)` `2MS +3O_(2)rarr 2MO +2SO_(2)` `MS +2MO rarr 3M

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Which is a mutual reduction reaction ? A) `KMnO_(4)+O_(3)` B) `H_(2)O_(2)+O_(3)` C) `Ag_(2)O+O_(3)` D) `KI+H_(2)O+O_(3)`

Description : Which is a mutual reduction reaction ? A) `KMnO_(4)+O_(3)` B) `H_(2)O_(2)+O_(3)` C) `Ag_(2)O+O_(3)` D) `KI+H_(2)O+O_(3)`

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Determine the values of equilibrium constant (Kc) and ΔG° for the following reaction : Ni(s) + 2Ag+ (aq) → Ni2+ (aq) + 2Ag(s), E° = 1.05 V (1F = 96500 C mol-1 -Chemistry

Description : Determine the values of equilibrium constant (Kc) and ΔG° for the following reaction : Ni(s) + 2Ag+ (aq) → Ni2+ (aq) + 2Ag(s), E° = 1.05 V (1F = 96500 C mol-1 -Chemistry

Last Answer : According to the formula ΔG° = -nFE° = – 2 × 96500 ×1.05 or ΔG° = -202650 J mol-1 = -202.65 KJ mol-1 Now ΔG° ⇒ -202650 J Mol-1 R = 8.314 J/Mol/K, T = 298 K

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^(

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`

(a) Write the essential condition for the following reaction to take place: 2AgBr—-> 2Ag + Br2 Write one application of this reaction. (b) Complete the following chemical equation of a chemical reaction 2FeS04 — chemical-reactions-and-equations-chapter-wise-important-questions-class-10-science-5 (c) What happens when water is added to quick line. Write chemical equation. -Chemistry

Description : (a) Write the essential condition for the following reaction to take place: 2AgBr--> 2Ag + Br2 Write one application of this reaction. (b) Complete the following chemical equation of a chemical ... science-5 (c) What happens when water is added to quick line. Write chemical equation. -Chemistry

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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

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`P_(4)(s) + 3OH^(-) (aq) + 3H_(2)O (I) rarr PH_(3) (g) + 3H_(2)PO_(2)^(-) (aq)` In the above equation, the species getting oxidized and reduced respec

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Last Answer : `P_(4)(s) + 3OH^(-) (aq) + 3H_(2)O (I) rarr PH_(3) (g) + 3H_(2)PO_(2)^(-) (aq)` In the above equation ... ` C. `P_(4) and H_(2)O` D. `P_(4) and P_(4)`

`P_(4)(s) + 3OH^(-) (aq) + 3H_(2)O (I) rarr PH_(3) (g) + 3H_(2)PO_(2)^(-) (aq)` In the above equation, the species getting oxidized and reduced respec

Description : `P_(4)(s) + 3OH^(-) (aq) + 3H_(2)O (I) rarr PH_(3) (g) + 3H_(2)PO_(2)^(-) (aq)` In the above equation, the species getting oxidized and reduced respec

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`CH_(3)CH=CH_(2)overset(HCI)rarrXoverset(Dry Ag_(2)O)underset(Heat)rarrY` The product Y in the above sequence is

Description : `CH_(3)CH=CH_(2)overset(HCI)rarrXoverset(Dry Ag_(2)O)underset(Heat)rarrY` The product Y in the above sequence is

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Match the following `{:("List I","ListII"),("(A) Feldspar",(I) [Ag_(3)SbS_(3)]),("(B) Asbestors",(II) Al_(2)O_(3)H_(2)O),("(C) Pyrargyrite",(III) MgSO

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The conversion of ozone into oxygen is exothermic . Under what conditions is ozone the most stable ? `2O_(3)(g)rArr3O_(2)(g)`

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For the given reaction , `A(g) rarr 2B(g) , Delta_(r)H= 30 kJ//"mole" Delta_(r)S = 150 J//mol` at `300 K` If `C_(P,A) = 20 J//K mol` and `C_(P,B) = 20

Description : For the given reaction , `A(g) rarr 2B(g) , Delta_(r)H= 30 kJ//"mole" Delta_(r)S = 150 J//mol` at `300 K` If `C_(P,A) = 20 J//K mol` and `C_(P,B) = 20

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For a reaction `2X(s)+2Y(s)rarr 2Cl(l)+D(g)` The `q_(p)` at `27^(@)C` is -28 K Cal. `mol^(-1)`. The `q_(V)` is ___________ K. Cal. `mol^(-1)` :-

Description : For a reaction `2X(s)+2Y(s)rarr 2Cl(l)+D(g)` The `q_(p)` at `27^(@)C` is -28 K Cal. `mol^(-1)`. The `q_(V)` is ___________ K. Cal. `mol^(-1)` :-

Last Answer : For a reaction `2X(s)+2Y(s)rarr 2Cl(l)+D(g)` The `q_(p)` at `27^(@)C` is -28 K Cal. `mol^(-1)`. The `q_( ... . `-27.4` B. `+27.4` C. `-28.6` D. `28.6`

`Delta S` for the reaction , `MgCO_(3)(s)rarr MgO(s)+CO_(2)(g)` will be :

Description : `Delta S` for the reaction , `MgCO_(3)(s)rarr MgO(s)+CO_(2)(g)` will be :

Last Answer : `Delta S` for the reaction , `MgCO_(3)(s)rarr MgO(s)+CO_(2)(g)` will be :

The reaction of `H_(2)S+H_(2)O_(2) rarr S+2H_(2)O` manifests

Description : The reaction of `H_(2)S+H_(2)O_(2) rarr S+2H_(2)O` manifests

Last Answer : The reaction of `H_(2)S+H_(2)O_(2) rarr S+2H_(2)O` manifests A. Oxidising action of `H_(2)O_(2)` B. ... H_(2)O_(2)` D. Alkaline nature of `H_(2)O_(2)`

`PbO_(2)+O_(3)rarrPbO+2O_(2),BaO_(2)+O_(3)rarrBaO+2O_(2)` these reaction are called

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For the process : `H_(2)O (l, 1 atm, 373 K) rArr H_(2)O(g, 1 atm, 373 K)` [Given normal boiling point of water `= 373` K at 1 atm pressure.] The corre

Description : For the process : `H_(2)O (l, 1 atm, 373 K) rArr H_(2)O(g, 1 atm, 373 K)` [Given normal boiling point of water `= 373` K at 1 atm pressure.] The corre

Last Answer : For the process : `H_(2)O (l, 1 atm, 373 K) rArr H_(2)O(g, 1 atm, 373 K)` [Given normal boiling ... lt 0, DeltaU gt 0, Delta H = 0` D. none of these

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

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

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For the process `H_(2)O(l) (1 "bar", 373 K) rarr H_(2)O(g) (1"bar", 373 K)` the correct set of thermodynamic parameters is

Description : For the process `H_(2)O(l) (1 "bar", 373 K) rarr H_(2)O(g) (1"bar", 373 K)` the correct set of thermodynamic parameters is

Last Answer : For the process `H_(2)O(l) (1 "bar", 373 K) rarr H_(2)O(g) (1"bar", 373 K)` the correct set of ... S = 0` D. `Delta G = -ve, Delta S = +ve`

`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

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

In the leaching of `Ag_(2)S` with `NaCN`, a stream air is also passed. It is because of

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Leaching of `Ag_(2)S` is carried out by heating it with a dilute solution of:

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Extraction of silver from `Ag_(2)S` by the use of sodium cyanide is example of

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Out of `Cu_(2)S,HgS,Ag_(2)S` and ZnS roasting will convert the mineral in to metal case of

Description : Out of `Cu_(2)S,HgS,Ag_(2)S` and ZnS roasting will convert the mineral in to metal case of

Last Answer : Out of `Cu_(2)S,HgS,Ag_(2)S` and ZnS roasting will convert the mineral in to metal case of A. `Cu_(2)S,Zns` B. Hgs,ZnS C. `Cu_(2)S,Ag_(2)S` D. HgS

`Ag_(2)S` ore Is mixed with NaCl and heated in the presence of air then products formed are

Description : `Ag_(2)S` ore Is mixed with NaCl and heated in the presence of air then products formed are

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What does the 2 in front of 2Ag tell us?

Description : What does the 2 in front of 2Ag tell us?

Last Answer : Need answer

What is the standard enthalpy change at 298 K for the following reaction? `CO_(2) (g)+ C("diamond") rarr 2CO(g)` Given : `DeltaH_(f)^(@)(CO,g) = - 110

Description : What is the standard enthalpy change at 298 K for the following reaction? `CO_(2) (g)+ C("diamond") rarr 2CO(g)` Given : `DeltaH_(f)^(@)(CO,g) = - 110

Last Answer : What is the standard enthalpy change at 298 K for the following reaction? `CO_(2) (g)+ C("diamond") rarr 2CO(g ... `+172.5 kJ//mol` D. `170.5 kJ//mol`

For a reaction `CH_(3)OCH_(3) (g) rarr CH_(4) (g)+H_(2) (g)+CO(g)` at 750K, the rate constant is `3.52xx10^(-3)" min"^(-1)`. Starting with a pressure

Description : For a reaction `CH_(3)OCH_(3) (g) rarr CH_(4) (g)+H_(2) (g)+CO(g)` at 750K, the rate constant is `3.52xx10^(-3)" min"^(-1)`. Starting with a pressure

Last Answer : For a reaction `CH_(3)OCH_(3) (g) rarr CH_(4) (g)+H_(2) (g)+CO(g)` at 750K, the rate constant ... to become 760 mm Hg ? (Take log 2.25 = 0.352)

`Delta H` for the reaction, `I_((g))+I_((g))rarr I_(2(g))` will be :-

Description : `Delta H` for the reaction, `I_((g))+I_((g))rarr I_(2(g))` will be :-

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The enthalpy of formation of ammonia is `-46.0 KJ mol^(-1)` . The enthalpy change for the reaction `2NH_(3)(g)rarr N_(2)(g)+3H_(2)(g)` is :

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For the reaction `CO(g)+(1)/(2)O_(2)(g)rarr CO_(2)(g)` Which one of the statement is correct at constant T and P ?

Description : For the reaction `CO(g)+(1)/(2)O_(2)(g)rarr CO_(2)(g)` Which one of the statement is correct at constant T and P ?

Last Answer : For the reaction `CO(g)+(1)/(2)O_(2)(g)rarr CO_(2)(g)` Which one of the statement is ... ` D. `Delta H` is independent of physical state of reactants

For the reaction `CO(g)+(1)/(2)O_(2)(g)rarr CO_(2)(g)` Which one of the statement is correct at constant T and P ?

Description : For the reaction `CO(g)+(1)/(2)O_(2)(g)rarr CO_(2)(g)` Which one of the statement is correct at constant T and P ?

Last Answer : For the reaction `CO(g)+(1)/(2)O_(2)(g)rarr CO_(2)(g)` Which one of the statement is correct at ... ` C. `Delta H lt Delta E` D. None of the above

The enthalpy change `(Delta H)` for the reaction `N_(2) (g)+3H_(2)(g) rarr 2NH_(3)(g)` is `-92.38 kJ` at `298 K`. What is `Delta U` at `298 K`?

Description : The enthalpy change `(Delta H)` for the reaction `N_(2) (g)+3H_(2)(g) rarr 2NH_(3)(g)` is `-92.38 kJ` at `298 K`. What is `Delta U` at `298 K`?

Last Answer : The enthalpy change `(Delta H)` for the reaction `N_(2) (g)+3H_(2)(g) rarr 2NH_(3)(g)` is `-92.38 kJ` at ` ... -87.42 kJ` C. `-97.34 kJ` D. `-89.9 kJ`

Which of the following is produced during the following reaction ? `CO(g)+H_(2)overset(575K)underset(ZnO,Cr_(2)O_(3))rarr` ……?

Description : Which of the following is produced during the following reaction ? `CO(g)+H_(2)overset(575K)underset(ZnO,Cr_(2)O_(3))rarr` ……?

Last Answer : Which of the following is produced during the following reaction ? `CO(g)+H_(2)overset(575K)underset(ZnO,Cr_(2)O_ ... 3)COOH` C. `HCOOH` D. `CH_(3)OH`

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

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

Which is the best description of the behaviour of bromine in the reaction given below `H_(2)O+Br_(2) rarr HOBr+HBr`

Description : Which is the best description of the behaviour of bromine in the reaction given below `H_(2)O+Br_(2) rarr HOBr+HBr`

Last Answer : Which is the best description of the behaviour of bromine in the reaction given below `H_(2)O+ ... . Oxidized C. Reduced only D. Proton acceptor only

In the chemical reaction `CH_(3)CH_(2)NH_(2) + CHCI_(3) + 3KOH rarr (A) + (B) + 3H_(2)O` the compound `(A) `and `(B)` are respectively

Description : In the chemical reaction `CH_(3)CH_(2)NH_(2) + CHCI_(3) + 3KOH rarr (A) + (B) + 3H_(2)O` the compound `(A) `and `(B)` are respectively

Last Answer : In the chemical reaction `CH_(3)CH_(2)NH_(2) + CHCI_(3) + 3KOH rarr (A) + (B) + 3H_(2)O` the compound ... `3KCl` D. `CH_(3)CH_(2)CONH_(2)` and `3KCl`