______ and ______ are called inner transition elements. - Science

______ and ______ are called inner transition elements.

Fill in the Blanks

Lanthanides and Actinides are called inner transition elements.

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Chapter 8: Periodic Classification of Elements - Evaluation [Page 122]

Chapter 8 Periodic Classification of Elements
Evaluation | Q II. 8. | Page 122

What is periodicity in properties of elements with reference to the Modern Periodic Table?

How were the positions of isotopes of an element decided in the modern periodic table?

The modern periodic table was prepared by ______.

Explain why All the elements of a group have similar chemical properties.

Write a short note.

Position of isotopes in the Mendeleev’s and the modern periodic table.

Define the atomic size.

Give the symbol and valency of the following element and radical.

Hydrogen

Distinguish between:

s-block - p-block

If an element X is placed in group 14, what will be the formula and the nature of bonding of its chloride?

₁H² is an isotope of hydrogen. In the modern Periodic Table it will ______.

and are called inner transition elements. - Science