PERIODIC TABLE

WHAT IS THE SYMBOL OF HELIUM?

• HE

• H

• HL

• He

WHAT IS THE ATOMIC NUMBER OF 14?

• ALUMINIUM

• SODIUM

• HELIUM

• SILICON

What is "Ar" stands for

• ARGEN

• ARGON

• ARON

• ARUM

ATOMIC NUMBER 6

• BORON

• NEON

• CARBON

• NITROGEN

WHAT IS "S" STAND FOR?

• SULPHUR

• SILICON

• SODIUM

• CALCIUM

ATOMIC NUMBER OF OXYGEN?

• 2

• 4

• 8

• 10

WHAT IS THE SYMBOL OF POTASSIUM?

• K

• P

• PO

• Po

what is "Cl" stands for?

• CHLORINE

• CHLOROFORM

• CHLORIDE

• CHLORIC

WHAT IS THE SYMBOL OF FLUORINE?

• F

• Fe

• Fl

• Fo

WHAT IS THE ATOMIC NUMBER OF CALCIUM?

• 3

• 19

• 20

• 21