IIT-JEE Exam

Consider a reaction aG + bH → Products. When concentration of both the reactants G and H is doubled, the rate
increases by eight times. However, when concentration of G is doubled keeping the concentration of H fixed, the rate is
doubled. The overall order of the reaction is
(A) 0 (B) 1
(C) 2 (D) 3

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IIT-JEE Other Question

STATEMENT-1
A cloth covers a table. Some dishes are kept on it. The cloth can be pulled out without dislodging the dishes from the
table.
because
STATEMENT-2
For every action there is an equal and opposite reaction.
(A) Statement -1 is True, Statement-2 is True; Statement -2 is a correct explanation for Statement-1.
(B) Statement -1 is True, Statement-2 is True; Statement -2 is NOT a correct explanation for Statement-1.
(C) Statement -1 is True, Statement-2 is False.
(D) Statement -1 is False, Statement-2 is True
Among the following metal carbonyls, the C – O bond order is lowest in
(A) [Mn(CO)6]+ (B) [Fe(CO)5]
(C) [Cr(CO)6] (D) [V(CO)6]-