The energy change due to the reaction
`2Na(s) +CI_(2) (g) rarr2Na CI(s)` is `-826kJ`
The consumption of 1 mo1 of `CI_(2)` gas contracts the system by `22.4L` at 1 atm What is the enthalphy change of the reaction .

Justify that the reaction : 2 Na(s) + H_(2) (g) rarr 2NaH (s) is a redox change.

The heat change for the reaction : 'C(s)+2 S(s) rarr CS_2(l)' is '102.4 kJ .' It represents

The products of the chemical reaction between Na_(2)S_(2)O_(3) , CI_(2) and H_(2)O are

Assign the order of the following reaction. H_(2(g)+CI_(2(g) overset (rarr)(hv)2HCI_(g) .

Predict the signs of DeltaH and DeltaS for the reaction : 2CI(g) to CI_(2)(g) .

The enthalpy and entropy change for the reaction Br_(2)(I) + CI_(2)(g) rightarrow 2BrCI(g) are 40 kJ mol^(-1) and 110 JK^(-1) mol ^(-1) repectively. The temperature at which the reaction will be in equilibrium is

Calculate the entropy change at 298K for the reaction Br_(2)(l) +CI_(2)(g) rarr 2BrCI(g) DeltaH = 29.3 kJ at 298K . The entropies of Br_(2)(l), CI_(2)(g) , and BrCI(g) at the above temperature and 152.3, 223.0 and 239.7 J mol^(-1)K^(-1) respectively.