STD 12 - 4. d and f- block elements — NEET STD 11 Science — Question
Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 12 - 4. d and f- block elements4 Marks
MCQ
Which of the following metals make the most efficient catalyst
✓
Transition
B
Alkali
C
Alkaline earth
D
Coloured metals
✓
Answer
Correct option: A.
Transition
a Transition metals can form unstable intermediate products with suitable reactants. These intermediate products lower the activation energy of the reaction which makes the reaction faster. So, transition elements are the most efficient catalysts.
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