Chemistry inorganic reactions [X+Cl2]_[Covalent chloride hydrolysis]

Question 1

Magnesium + Chlorine EQUATION AND pH

Answer 1

Mg + Cl₂ → MgCl₂
- weak acid pH 5/6

Question 2

Sodium + Chlorine EQUATION AND pH

Answer 2

2Na + Cl₂ → 2NaCl
- neutral pH 7

Question 3

Silicon + Chlorine EQUATION

Answer 3

Si + 2Cl₂ → SiCl₄(l)
- Simple molecular structure liquid

Question 4

Phosphorus + Chlorine EQUATION AND pH

Answer 4

2P + 5Cl₂ → 2PCl₅(s)

Question 5

Aluminium + Chlorine EQUATION

Answer 5

Al + Cl₂ → Al₂Cl₆(s)
- Solid dimer AlCl₃ × 2

Question 6

Silicon (IV) chloride hydrolysis EQUATION AND OBSERVATION

Answer 6

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

Question 7

Phosphorus (V) chloride hydrolysis EQUATION AND OBSERVATION

Answer 7

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

Question 8

Aluminium Chloride hydrolysis EQUATION AND OBSERVATION

Answer 8

Al₂Cl₆(s) + H₂O → [Al(OH)(H₂O)₅]²⁺(aq) + HCl(g)
white fumes