Put each element next to the element in the table with which it is MOST LIKELY to share similar chemical properties:

Question

Calcium
Gold
Iodine
Potassium
Silicon

Carbon
Cooper
Fluorine
Magnesium
Sodium

Answer 1

Here are the pairings based on similar chemical properties:

• Calcium - Magnesium
• Gold - Copper
• Iodine - Fluorine
• Potassium - Sodium
• Silicon - Carbon

This grouping is based on the similarity in grouping on the periodic table, where elements in the same group often share similar chemical properties.