Periodic Table : Lesson 1

Multiple Choice

Elements in periodic table are arranged in ascending order of

• proton number

• electron number

• neutron number

• nucleus number

Multiple Choice

P block elements are the elements in group____

• 1 and 2

• 3 to 12

• 13 to 18

Multiple Choice

Element X located in block p and has 5 valence electrons. Element X belongs to the group

• 5

• 15

• 16

• 17

Multiple Choice

Element M has electronic configuration $$1s^2\ 2s^2\ 2p^6\ 3s^2$$  

M located in

• block p

  group 2

  period 3

• block s

  group 2

  period 3

• block p

  group 12

  period 3

Multiple Choice

Group 18 also known as

• alkaline metal

• alkaline earth metal

• transition element

• noble gas element