If the heats of formation of Al2O3 and F...

If the heats of formation of `Al_2O_3` and `Fe_2O_3` are -400 K.Cal and -190 K.Cal respectively, the heat of the following reaction is
`2Al + Fe_2O_3 rarr 2Fe + Al_2O_3`

A

`590 K.Cal`

B

`-210 K.Cal`

C

`-290 K.Cal`

D

`210 K.Cal`

Verified by Experts

The correct Answer is:

D

Similar Questions

Explore conceptually related problems

The heats of formation of CO_2, H_2O and C_2H_4 are -94.05, -68.2 and 12.6 K.Cals/ mole, respectively. The heat of combustion of ethylene is

Balance the following equations. 4) Fe+O_(2)rarr Fe_(2)O_(3)

Balance the following equations Fe + H_2O to Fe_3O_4 + H_2

Balance the follwowing equations. 1) Al(OH)_(3)rarr Al_(2)O_(3)+H_(2)O

The Nature of Al_2 O_3 is

The n-factor of FeS_2 during its oxidation as Fes_(2) rarr Fe_(2)O_3+SO_2

Complete the following reactions: (i) C_(2)H_(4)+O_(2) to (ii) 4Al+3O_(2) to

In which of the following conversion Fe_2O_3//Cr catalyst is used.