1.

H_2(g) + Cl_2(g) to 2HCl(g)……."rate" = r_1D_2(g) + Cl_2(g) + 2DCl(g) ….."rate" = r_2.The value of r_1 gt r_2 . Then the correct statement among the following is

Answer»

H - H and D - D bond length are same
H - H has greater bond energy than D-D
The ACTIVATION energy for the first reaction is LESS than the of the SECOND reaction
The activation energy for the first reaction is greater than the of the second reaction

Answer :C


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