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AAKASH SERIES-D-BLOCK ELEMENTS-OBJECTIVE EXERCISE-4 (ASSERTION (A) & REASON (R) TYPE QUESTIONS )
- (A): Transition elements form alloys easily (R) : Transition element...
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- (A): Transition elements form alloys very easily. (R): They exhibit ...
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- (A): Outermost electronic configuration of Pt is 5d^(9)s^(1) (R) : ...
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- (A): Elements of second and third transition series have nearly same a...
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- (A) : Transition metals form colored ions (R): They have completely ...
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- (A): Magnetic moment of Mn^(+2) is 5.8 B.M (R): Mn^(+2) has five unp...
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- (A) : Cu^(+2)(aq) is more stable than Cu^(+)(aq) (R): Heat of hydrat...
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- (A): Zn(II) compounds are diamagnetic. (R): Zn(II) has all its elect...
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- (A): FeO is basic in character. (R): Oxides of transition metals are...
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- (A): Pyrolusite is an ore of manganese. (R) : Formula of pyrolusite ...
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- (A): Equivalent mass of K(2)Cr(2)O(7), when it acts as oxidizing agent...
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- (A): Ti(IV) in aqueous solutions is colour less. (R): Ti(IV) has no ...
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- (A): In alkaline medium, KMnO(4) oxidizes iodides to iodates. (R): K...
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- (A): Zr and Hf have nearly equal atomic radii. (R): Zr and Hf belong...
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- (A) Scandium is the lightest transition metal, (R) Atomic radius of ...
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- (A) The most common oxidation state of lanthanides is + 3. (R) Lanth...
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- (A): Ce^(4+) is a good oxidizing agent. (R): Sm^(2+) is a good reduc...
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- (A): Zinc does not show characteristic properties of transition metals...
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- (A): K(2)CrO(4) has yellow colour due to charge transfer (R) : CrO(4...
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- (A) The highest oxidation state of chromium in its compounds is + 6 ...
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