Periodic Table Quiz

Which property is NOT typical of metals?

• Malleable

• Ductile

• Brittle

• Good conductor of electricity

What was the main criterion Mendeleev used to arrange elements in his periodic table?

• Atomic number

• Atomic weight

• Alphabetical order

• Electron configuration

Which element has 9 electrons?

• Fluorine

• Chlorine

• Oxygen

• Nitrogen

What is the electronic configuration of Beryllium?

• 1s² 2s²

• 1s² 2s¹

• 1s² 2p²

• 1s² 2p¹

How many protons are found in the nucleus of Magnesium?

• 10

• 12

• 14

• 16

How are elements arranged in the modern Periodic Table?

• By decreasing atomic number

• In alphabetical order

• In order of increasing atomic (proton) number, with elements with similar properties placed in the same group

• By color

How many protons are found in the nucleus of a Beryllium atom?

• 4 protons

• 5 protons

• 6 protons

• 7 protons

What is the electronic configuration of Magnesium?

• 2, 8, 2

• 2, 8, 4

• 2, 8, 6

• 2, 8, 8

What is the electronic configuration of Calcium?

• 2, 8, 8, 2

• 2, 8, 8, 4

• 2, 8, 8, 6

• 2, 8, 8, 8

Which element has 12 protons and 12 neutrons in its nucleus?

• Beryllium

• Magnesium

• Calcium

• Sodium