Periodic Table

What is the atomic number of Carbon?

• 6

• 7

• 8

• 5

Which element has the highest electronegativity?

• Fluorine

• Helium

• Oxygen

• Neon

Which chemical family does Sodium belong to?

• Halogens

• Transition metals

• Noble gases

• Alkali metals

What is the electron configuration of Oxygen?

• 1s2 2s2 2p4

• 1s2 2s4 2p2

• 1s2 2s3 2p3

• 1s2 2s1 2p5

What property of elements increases as you move from left to right across a period?

• Number of protons

• Atomic radius

• Atomic number

• Atomic mass

Which group of elements are known for their high reactivity?

• Noble gases

• Transition metals

• Alkali metals

• Halogens

What is the electron configuration of Magnesium?

• 1s2 2s2 2p5 3s2

• 1s2 2s2 2p6 3s2

• 1s2 2s2 2p6 4s2

• 1s2 2s2 2p6 3s3

Which elements are typically good conductors of electricity?

• Wood

• Glass

• Metals

• Plastic

Which group of elements are known as the Inert Gases?

• Stable Gases

• Static Gases

• Noble Gases

• Rare Gases

What is the atomic number of Iron?

• 25

• 28

• 30

• 26