Suggest at least two ways to get calcium chloride. Make the reaction equations in molecular and ionic form, indicate the types of reactions.
| June 28, 2020 | Education
Substitution 2HCl₂ + Ca = CaCl₂ + H₂; 2H ++ 2Cl- + Ca0 = Ca2 ++ 2Cl- + H₂0;
Substitution 2NaCl + Ca = CaCl₂ + 2Na; 2Na ++ 2Cl- + Ca0 = Ca2 ++ 2Cl- + 2Na0
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.