Which statements among the following is /are incorrect ?

Correct Answer - D Sucrose obtained from cane sugar. On hydrolysis of sucrose it gives equimolar mixture of D (+)-glucose and D (-)-fructose. Sucrose is a non-reducing sugar. Sucrose `underset"or invertase"overset(H^+)to...

Correct Answer - 1 `DeltaG^(@)` is not always zero at equilibrium

Correct Answer - C Brass is a solution of solid in solid (Cu+Zn).

Correct Answer - B Hoffmann hypobromite degradation `R-CONH_(2) + Br_(2) + 4NaOH to R-NH_(2) + Na_(2)CO_(3) + 2NaBr + 2 H_(2)O` Incorrect statement B

Correct Answer - D These are chemical twins Zr belongs to 5th period and 4th group. Hf belongs to 6th period and 4th group.

Correct Answer - C `R hArr P` `R_f =K_f [R]`….(1) `R_b = K_b [P]`….(2) Equation (2) `divide` Equation (1) `R_b/R_f=K_b/K_fxx "[P]"/"[R]"` or `R_b/R_f=K_b/K_f Q` or `Q=R_b/R_f xx K_f /K_b`

Correct Answer - C Compound for which `DEltaH_(f)` is negative is more stable than the compound for which `DeltaH_(f)` is positive. In other words, exothermic compounds are more stable than endothermic...

Correct Answer - D All are correct statements

Correct Answer - D d) Order of reaction can be fraction in complex reactions.

Correct Answer - C Phosphorus has the highest catenation tendency as compared to the other members of the group 15.