Define the term transition element....

Define the term transition element.

Text Solution

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Transition element is defined as the one which has incompletely filled d-orbitals in its ground state or in any one of its oxidation states.

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Knowledge Check

In context with the transition elements, which of the following statements is incorrect?

A

In the highest oxidation states, the transition metal show basic character and form cationic complexes.

B

In the highest oxidation states of the first five transition elements (Sc to Mn), all the 4s and 3d electrons are used for bonding

C

Once the `d^5` configuration is exceeded, the tendency to involve all the 3d electrons in bolding decreases

D

In addition to the normal oxidation states, the zero oxidation state is also shown by these elements in complexes.

In context with the transition elements, which of the following statements is incorrect ?

A

In addition to the normal oxidation states, zero oxidation state is also shown by elements in complexes.

B

In the highest oxidation states, transition elements show basic character and form cationic complexes

C

In the highest oxidation states of the first five transition elements (Sc to Mn). All the 4 s and 3d electrons are used for bonding

D

Once the `d^(5)` configuration is exceeded. The tendency to involve all the 3d electrons in bonding decreases.

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