Reactions Topic 3

Question 1

First Ionization Energy:

Answer 1

Na (g) → Na+ (g) + 1e

Question 2

Alkali metals with water

Answer 2

2Li (s) + H2O (l) → LiO2 (aq) + H2 (g)

Question 3

Alkali metals Basic solution

Answer 3

LiO2 (s) + H2O (l) → 2LiOH (aq)

Question 4

Alkali metals with Halogens

Answer 4

2 Li (s) + Br2 (g) → 2 LiBr (s)

Question 5

Halogens

Answer 5

Cl2 (g) +2I- (aq) → 2Cl- (aq) + I2 (s)

Question 6

sodium oxide (Alkaline)

Answer 6

Na2O(s) + H2O (l) → 2 NaOH (aq)

Question 7

magnesium oxide (Alkaline)

Answer 7

MgO (s) + H2O (l) → Mg (OH)2 (aq)

Question 8

Aluminum oxide (Base)

Answer 8

Al2O3(s) +6HCl (aq) → 2AlCl3 (aq) + 3H2O (l)

Question 9

Aluminum oxide (Acid)

Answer 9

Al2O3 (s) + 2NaOH (aq) +3H2O (l) → 2NaAl (OH)4(aq)

Question 10

Phosphate oxide

Answer 10

P4O10(s) + 6 H2O (l) → 4 H3PO4 (aq)

Question 11

Sulfate oxide

Answer 11

SO3 (g) + H2O (l) → H2SO4 (l)

Question 12

sodium with chloride and water

Answer 12

NaCl (s) → (H2O) Na+ (aq) + Cl- (aq)

Question 13

magnesium with chloride and water

Answer 13

MgCl2 (s) → (H2O) Mg+2 (aq) +2Cl- (aq)

Question 14

aluminum with chloride and water

Answer 14

AlCl3(s) + 3H2O (l) → Al (OH)3(s) + 3HCl (g)

Question 15

silicon with chloride and water

Answer 15

SiCl4 (l) + 2H2O (l) → 4HCl (g) + SiO2 (s)

Question 16

phosphate with chloride and water 1

Answer 16

PCl3 (l) + H2O (l) → HCl (g) + H3PO3 (aq)

Question 17

phosphate with chloride and water 2

Answer 17

PCl5 (s) + 4H2O (l) → 5HCl (g) + H3PO4 (aq)

Question 18

chloride and water

Answer 18

Cl2 + H2O (l) → HOCl (aq) + HCl (aq)