Question

Q - What are transition elements in modern periodic table? Where are they located in the modern periodic table ? Write four important characteristics of
transition elements.
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Answer 1

Answer:

transition elements are elements in periodic table which have their two outermost shells incomplete.

they are located in groups 3 to 12.

• are hard and have high densities;
• have high melting and boiling points;

• form coloured ions and compounds;
• form compounds with profound catalytic activity;

Answer 2

Answer:

In the groups 3 to 12.

• They form coloured compounds.
• They show similarities in chemical properties in groups as well as in a period.