Consider the following chemical reaction.


The number of sp² hybridized carbon atom(s) present in the product is ________.

1 molal aqueous solution of an electrolyte A₂B₃ is 60% ionised. The boiling point of the solution at 1 atm is _________ K. (Rounded off to the nearest integer)

[Given K_b for (H₂O) = 0.52 K kg mol^$$-$$1]

Among the following, the number of halide(s) which is/are inert to hydrolysis is _________.

(A) BF₃

(B) SiCl₄

(C) PCl₅

(D) SF₆

For the reaction, aA + bB $$ \to $$ cC + dD, the plot of log k vs $${1 \over T}$$ is given below :


The temperature at which the rate constant of the reaction is 10^-4 s^-1 is _________ K. (Rounded off to the nearest integer)

[Given : The rate constant of the reaction is 10^-5 s^-1 at 500 K.]