Home › Bihar Board Class 12 (Science) › Chemistry › d- and f-Block Elements › Ce(IV) could oxidise water, yet it is a useful a…
Ce(IV) could oxidise water, yet it is a useful analytical reagent. Why?
AIts E value is negative
BWater reduces it instantly
CIts reaction with water is slow
DIt forms no hydrated ion
Answer & Solution
Correct answer: C. Its reaction with water is slow
Although E for Ce4+/Ce3+ is +1.74 V, the oxidation of water is kinetically very slow.
Related questions
What is the general oxidation state shown by the actinoids?Which property is shared by all the actinoid elements?Colour of trivalent lanthanoid ions is attributed to what?Which statement about interstitial compounds such as TiC is correct?Which ore is fused with sodium carbonate to make sodium chromate?Which ore is used to prepare potassium permanganate?The name transition metals first referred to properties transitional between which blocks?Why are zirconium and hafnium found together in nature and hard to separate?