Reactivity

Question 1

What is the reactivity series from most to least reactive.

Answer 1

• Potassium (K)
• Sodium (Na
• Calcium (Ca)
• Magnesium(Mg)
• Aluminium (Al)
• Zinc(Zn)
• Iron(Fe)
• Copper (Cu)

Question 2

What happens when Potassium is heated in air?

Answer 2

Burns with lilac flame, forming a white solid

Question 3

What happens when sodium is heated in air?

Answer 3

Burns with a yellow/orange flame, forming a white solid

Question 4

What happens when calcium burns in air?

Answer 4

Burns with a brick red flame, forming white solid

Question 5

What happens when magnesium burns in air?

Answer 5

Burns with a bright, white light, forms white solid

Question 6

What happens when aluminium burns in air?

Answer 6

Burns only when finely powdered, forms white solid

Question 7

What happens when zinc is heated in air?

Answer 7

Burns steadily, forms yellow solid which becomes white when cooling

Question 8

What happens when iron burns in air?

Answer 8

Burns with orange sparks when in the form of filings, forming black solid

Question 9

What happens when copper is heated in air?

Answer 9

Doesn’t burn but forms black solid