Reactions with chlorine The reactions of period 3 elements with chlorine can be summarised as follows

Question 1

Sodium reaction with chlorine

chemical formula

reaction conditions

and type of reaction

Answer 1

2Na(s) + Cl2(g) ~ 2NaCl2(s)

reaction conditions heated

reaction vigorously

Question 2

magnesium reaction with chlorine

chemical formula

reaction conditions

and type of reaction

Answer 2

Mg(s) + Cl2(g) ~ MgCl2 (s)

reaction conditions heated

reaction vigorously

Question 3

aluminium reaction with chlorine

chemical formula

reaction conditions

and type of reaction

Answer 3

2Al(s)+ 3Cl2 (g) ~ Al2Cl6

reaction conditions heated

reaction vigorous

Question 4

silicon reaction with chlorine

chemical formula

reaction conditions

and type of reaction

Answer 4

Si(s) + 2Cl2(g) ~ SiCl4(l)

reaction conditions heated

type of reaction slowly

Question 5

Phosphorus reaction with chlorine

chemical formula

reaction conditions

reaction

Answer 5

2P(s) + 5Cl2(g) ~ 2PCl5(s)

reaction conditions heated with excess chlorine

reaction slowly