12th Class Chemistry Chapter 6

Transition elements are metals found in Groups IB to VIIIB of the periodic table. Known for their ability to form various oxidation states, they are important in catalysis, metallurgy, and the production of alloys.

Chemistry Class 12 Chapter 6 Notes

Typical transition element is: CO

The percentage of carbon in different types of iron products is in the order of: cast iron > steel > wrought iron

Which of the following is non-typical transition metal: Zn

Group VI B to transition elements contains: Cr, MO, W

The colour of transition metal complexes: d-d transitions of electrons

Co-ordination number of Pt in Pt Cl(NO2)(NH3)4: 6

Which of the following is non-typical transition element: Zn

The strength of binding energy of transition elements depends upon: number of unpaired electron pairs

f-block elements are also called: inner transition elements

Co-ordination number of Cu in: Four

Group VI-B of transition elements contains: Cr, Mo, W

Colour of K2Cr2O7 is: Orange

Which one of the following elements commonly exhibits oxidation states of +6 and +3 in aqueous solution: Cr

Typical transition element is: CO

Which one of the following complexes is chelate: Sodium dioxalatoplatinate (II)

The colour of transition metal complexes is due to: d-d transition of electrons

The total number of translation elements is: 65

f – block elements are also called: Inner transition elements

d -block elements which show anomalous configuration in first series are: Cr and Cu

In IUPAC system, the name of K4[Fe(CN)6] is: Potassium Hexacyanoferrate (II)

Which of the following is a typical transition metal: CO

Important : Review all previous years’ 12 class past papers for comprehensive practice and better exam preparation.

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