The Periodic Table

What is the atomic number of hydrogen?

• 2

• 3

• 4

• 1

Which element has the chemical symbol 'Na'?

• Neon

• Nitrogen

• Nickel

• Sodium

What trend increases as you move from left to right across a period in the periodic table?

• Number of neutrons

• Atomic mass

• Electron affinity

• Atomic number

What group of elements is known as the 'alkali metals'?

• Noble gases

• Group 1

• Group 7

• Period 3

What is the atomic number of carbon?

• 5

• 8

• 6

• 7

Which element has the chemical symbol 'Fe'?

• Iron

• Cu

• Au

• Ag

What trend decreases as you move down a group in the periodic table?

• Electronegativity

• Metallic character decreases

• Ionization energy decreases

• Atomic radius decreases

What group of elements is known as the 'noble gases'?

• Group 8 elements

• Group 14 elements

• Group 18 elements

• Group 10 elements

What is the atomic number of oxygen?

• 6

• 8

• 12

• 10

Which element has the chemical symbol 'Ag'?

• Silver

• Fe

• Hg

• Au