Advertisements
Advertisements
प्रश्न
What is the oxidation state of chromium in chromate ion and dichromate ion?
Advertisements
उत्तर
In both chromate and dichromate ion the oxidation state of Cr is +6.
APPEARS IN
संबंधित प्रश्न
Calculate magnetic moment of `Fe_((aq))^(2+) ion (Z=26).`
Which of the 3d series of the transition metals exhibits the largest number of oxidation states and why?
Predict which of the following will be coloured in the aqueous solution?
Ti3+, V3+, Cu+, Sc3+, Mn2+, Fe3+ and Co2+. Give reasons for each.
How would you account for the following?
Transition metals and their compounds act as catalysts.
Give reasons for the following:
The transition metals generally form coloured compounds.
Assertion: \[\ce{Cu^2+}\] iodide is not known.
Reason: \[\ce{Cu^2+}\] oxidises \[\ce{I^-}\] to iodine.
Identify A to E and also explain the reactions involved.
Why is the `"E"_(("V"^(3+)//"V"^(2+)))^"o"` value for vanadium comparatively low?
Which of the following transition metals shows +1 and +2 oxidation states?
Give a reason for the following:
Transition metals possess a great tendency to form complex compounds.
