Chemistry: Periodic Table

What is the atomic number of carbon?

• 6

• 5

• 8

• 7

Which element has the symbol 'Na' on the periodic table?

• Nitrogen

• Sodium

• Neon

• Nickel

How many elements are there in the first period of the periodic table?

• 4

• 6

• 2

• 8

What is the most electronegative element on the periodic table?

• Oxygen

• Helium

• Neon

• Fluorine

Which group of elements are known as the 'noble gases'?

• Group 18 elements

• Group 8 elements

• Group 12 elements

• Group 15 elements

What is the chemical symbol for gold on the periodic table?

• Au

• Fe

• Pt

• Ag

What is the atomic number of oxygen?

• 8

• 12

• 6

• 10

Which element is the lightest on the periodic table?

• Hydrogen

• Gold

• Carbon

• Oxygen

What is the name of the first element on the periodic table?

• Hydrogen

• Carbon

• Oxygen

• Helium

How many groups are there in the periodic table?

• 18

• 12

• 25

• 20