[" Find exothermic reaction : "],[" (1) "F_((g))^(-)rarr F_((g))+e^(-)],[" (2) "Be_((g))+e^(-)rarr Be_((g))^(-)],[" (3) "O_((g))+e^(-)rarr O_((g))^(-)],[" (4) "O_((g))+2e^(-)rarr O_((g))^(2-)]

Consider the following reaction: (i) O_((g))+e^(-) to O_((g))^(-),DeltaH_(1) (ii) F_((g))+e^(-) to F_((g))^(-),DeltaH_(2) (iii) Cl_((g))+e^(-) to Cl_((g))^(-),DeltaH_(3) (iv) O_((g))^(-) +e^(-) to O_((g))^(2-),DeltaH_(4) then according to given information the correct statement is/are:

Consider the following conversions: (i) O_((g))+e^(-) to O_((g))^(-),DeltaH_(1) (ii) F_((g))+e^(-) to F_((g))^(-),DeltaH_(2) (iii) Cl_((g))+e^(-) to Cl_((g))^(-),DeltaH_(3) (iv) O_((g))^(-) +e^(-) to O_((g))^(2-),DeltaH_(4) the according to given information the incorrect statement is :

For which one of the following reaction,the graph of Delta G against T is almost horizontal to temperature axis (А) C_((s)) + O_(2(g)) rarr CO_(2(g)) (В) 2C_((s)) + O_(2(g)) rarr 2CO_((g)) (с) 2CO_((s)) + O_(2(g)) rarr 2 CO_(2(g)) (D) 2Mg_((s)) + O_(2(g)) rarr 2 MgO_((s))

X_((g))+e rarr X_((g))^(-) +E , Here ''E'' is

Which terms are exothermic for the formation of NaF(s) ? (P) Na(g) rarr Na^(+) (g)+e^(-) (Q) F(g)+e^(-) rarr F^(-)(g) (R) Na^(+)(g)+F^(-)(g) rarr NaF(s)