Chemistry
Grade-9
Easy
Question
Which of the following statement is correct for the 3d-series element?
- All the metals except Sc forms 'MO' oxide.
- All the metals except Zn forms 'MO' oxide.
- All the metals except Zn and Sc form 'MO' oxide.
- All the metals except Mn forms 'MO' oxide.
Hint:
Sc generally shows +3 oxidation state which is stable it's tendency to lose.
The correct answer is: All the metals except Zn forms 'MO' oxide.
In the 3d series element, all the metals except Sc forms MO oxide.
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