Periodic Table and Noble gases

Periodic Table and Noble gases

by Diana Indarto

​Periodic Table

Poll

What is the charge of element in Group 6?

• +1

• +2

• -1

• -2

Poll

Element A has electronic configuration 2,8,8,2.

What is the element name of it?

• Sodium

• Magnesium

• Calcium

• Argon

Poll

Electronic configuration of element X is 2,6 and element Y is 2,8,1.

What is the possible compound formula from that elements?

• $$Y_2X$$  

• $$YX_2$$  

• $$YX$$  

• $$X_2Y_2$$  

Poll

Find the covalent compound from the options below?

• carbon dioxide

• magnesium chloride

• potassium bromide

• aluminium oxide

Poll

Look at the picture!

Find the group and period of the element!

• group 2

  period 3

• group 8

  period 2

• group 1

  period 4

• group 4

  period 1