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Variable Oxidation States

The transitio...

Question

The transition series that possess elements with maximum oxidation state of +8:

A

1 and 2 series

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B

1 and 3 series

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C

1, 2 and 3 series

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D

2 and 3 series

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Solution

The correct option is D 2 and 3 series
1st d-series poses maximum oxidation state of +7 but 2 and 3 series poses maximum oxidation of +8.

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Similar questions

Q. (i) Name the elements of

3 d

transition series which shows maximum number of oxidation states. Why does it show so?
(ii) Which transition metal of

3 d

series has positive

E_{(M^{2 +} / M)}^{o}

value and why?
(iii) Out of

{C r}^{3 +}

{M n}^{3 +}

, which is a stronger oxidizing agent and why?
(iv) Name a member of the Lanthanoid series which is well known to exhibit

+ 2

oxidation state.
(v) Complete the following equation

M n O_{4}^{-} + 8 H^{+} + 5 e^{-} ⟶

Q. What is the trend in ionic radii of elements of first transition series when oxidation state changes from

+ 2

+ 3

Q. The elements of 3d transition series are given as:

\begin{matrix} S c & T i & V & C r & M n & F e & C o & N i & C u & Z n \end{matrix}

Answer the following:
(i) Write the element which is not regarded as a transition element. Give reason.
(ii) Which element has the highest m.p.?
(iii) Write the element which can show an oxidation state of +1.
(iv) Which element is a strong oxidizing agent in +3 oxidation state and why?

Q. The elements of 3d transition series are given as:Sc, Ti, V, Cr, Mn, Fe, Co
Answer the following:
(i) Write the element which shows maximum number of oxidation states. Give reason.

(ii) Which element has the highest m.p.?
(iii) Which element shows only +3 oxidation state?
(iv) Which element is a strong oxidising agent in +3 oxidation state and why?

Q. The elements of 3d transition series are given as:

\begin{matrix} S c & T i & V & C r & M n & F e & C o & N i & C u & Z n \end{matrix}

Answer the following:
(i) Write the element which is not regarded as a transition element. Give reason.
(ii) Which element has the highest m.p.?
(iii) Write the element which can show an oxidation state of +1.
(iv) Which element is a strong oxidizing agent in +3 oxidation state and why?

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