Periodic Table of Elements

What is the chemical symbol of Krypton?

What is the chemical symbol of Manganese?

Atomic number of Ga?

• 31

• 12

• 4

• 45

The number 6 in the picture represents

• chemical symbol

• atomic mass

• atomic number

• symbol

Based on the reactivity series, which metal is the most reactive?

• Copper

• Lithium

• Sodium

• Zinc

What is Kr?

• Potassium

• Krypton

• Chlorine

• Krapti.

What do you call the horizontal row of elements in a periodic table of elements?

• Group

• Family

• Period

• Column

Which element has the highest electronegativity

• Flourine

• Copper

• Nitrogen

• Silver

What is the chemical name of the symbol Hg?

What is the chemical symbol of Manganese?