Periodic Table Electronic Configurations

The video tutorial introduces the periodic table's s, p, d, and f blocks, explaining their placement based on electronic configurations and differentiating electrons. It details the location of each block within the periodic table and describes how elements are classified into groups based on the number of electrons in their outer shells. The tutorial also covers the general electron configurations for elements in different groups, providing a foundational understanding of the periodic table's structure.

How are elements in the periodic table classified into different blocks?

• By their electronic configurations

• By their atomic mass

• By their chemical reactivity

• By their atomic number

Where are the s block elements located in the periodic table?

• At the bottom

• At the left side

• In the middle

• At the right side

What is the electronic configuration of elements in group one?

• ns2

• ns1

• np1

• ns2 np2

Which group do elements with the configuration ns2 belong to?

• Group one

• Group four

• Group two

• Group three

What is the configuration of elements with three electrons in their outer shell?

• ns1 np2

• ns2 np2

• ns2 np1

• ns2 np3

To which group do elements with the configuration ns2 np4 belong?

• Fifth group

• Seventh group

• Sixth group

• Fourth group

What is the general configuration for elements with 4 to 8 electrons in their outer shells?

• ns1 np2

• ns2 np1

• ns2 npx

• ns1 np1

Which group do elements with the configuration ns2 np6 belong to?

• Fourth group

• Fifth group

• Zero group

• Sixth group