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Densities of diamond and graphite are (3...

Densities of diamond and graphite are `(3.5g)/(mL)` and `(2.3g)/(mL)`.
`Delta_(7)H=-1.9(kJ)/("mole")`
Favourable conditions for formation of diamond are:

A

high pressure and low temperature

B

low pressure and high temperature

C

high pressure and high temperature

D

low pressure and low temperature

Text Solution

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The correct Answer is:
C
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RESONANCE-CHEMICAL EQUILIBRIUM-Exercise-1 (Part-2)
  1. The value of DeltaG^(@) for a reaction in aqueous phase having K(c)=1,...

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  2. The effect of temperature on equilibrium constant is expressed as(T(2)...

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  3. For the reaction, CO(g)+H(2)O(g)hArrCO(2)(g)+H(2)(g), at a given tem...

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  4. Given the following reaction at equilibrium N(2)(g) + 3H(2)(g)hArr2NH(...

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  5. The equilibrium SO(2)Cl(2)(g)hArrSO(2)(g)+Cl(2)(g) is attained at 25^(...

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  6. Densities of diamond and graphite are (3.5g)/(mL) and (2.3g)/(mL). ...

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  7. Introduction of inert gas (at the same temperature) will affect the eq...

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  8. The equilibrium SO(2) CI(2) (g) hArr SO(2)(g) +CI(2)(g) is attain...

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  9. An equilibrium mixture in a vessel of capacity 100 litre contain 1 "mo...

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  10. For the equlibrium H(2)O(s)hArrH(2)O(l) which of the following stateme...

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  11. A reaction in equilibrium is respresnt by the following equation 2A((s...

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  12. For the reaction, CO(g)+H(2)O(g)hArrCO(2)(g)+H(2)(g), at a given tem...

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  13. Two equilibrium ABhArrA^(o+)+B^(Θ) and AB+B^(Θ)hArrAB(2)^(Θ) are sim...

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  14. In the preceeding problem, if[A^(+)]"and"[AB(2)^(-)] "are" y "and" x r...

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  15. The following two reactions: i. PCl(5)(g) hArr PCl(3)(g)+Cl(2)(g) ...

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  16. C(s)+CO(2)(g)hArr2CO(g) K(p)=1atm CaCO(3)(s)hArrCaO(s)+CO(2)(s) K(p)...

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  17. CaCI(2).6H(2)O(s)hArrCaCI(2)(s)+6H(2)O(s) K(p)=6.4xx10^(-17) atm^(6)...

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  18. A(s)hArrB(g)+C(g) K(p(1))=36 atm^(2) E(s)hArrB(g)+D(g) K(p(2))=64atm...

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  19. In a closed container following equilibrium will be attained- A(s)+B...

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  20. 2NH(3)(g)hArrN(2)(g)+3H(2)(g) in a V lit container total x mol at eq. ...

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