MCQ
Which is correct for catalyst?
  • A
    A catalyst can initiate a reaction
  • B
    A negative catalyst can decrease the activation energy
  • A catalyst can't change the enthalpy of reaction
  • D
    A catalyst can increases the rate of forward reaction and decreases that of the backward reaction [For a reversible reaction]

Answer

Correct option: C.
A catalyst can't change the enthalpy of reaction
c

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Similar questions

Match List $-I$ with List $- II$

List $- I$ Electronic configuration of elements

List $- II$ $\Delta_{ i }$ in $kJ\, mol-1$

$(a)$ $1 s ^{2} 2 s ^{2}$ $(i)$ $801$
$(b)$ $1 s ^{2} 2 s ^{2} 2 p ^{4}$ $(ii)$ $899$
$(c)$ $1 s^{2} 2 s^{2} 2 p^{3}$ $(iii)$ $1314$
$(d)$ $1 s ^{2} 2 s ^{2} 2 p ^{1}$ $(iv)$ $1402$

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