Question

Молекулярные уравнения реакций: K -> K2O -> KCl -> AgCl

Answer 1

4К+О2=2К2О

K2O+HCl=2KCl+H2O

KCl+AgNO3=AgCl+KNO3

Answer 2

Molecular Equations for the Reactions: K -> K2O -> KCl -> AgCl

To provide a detailed answer, let's break down each reaction and write the corresponding molecular equations.

1. K -> K2O: - This reaction involves the conversion of potassium (K) to potassium oxide (K2O). - The molecular equation for this reaction can be written as: ``` 4K + O2 -> 2K2O ``` - This equation represents the reaction of four potassium atoms (K) reacting with oxygen gas (O2) to form two molecules of potassium oxide (K2O).

2. K2O -> KCl: - This reaction involves the conversion of potassium oxide (K2O) to potassium chloride (KCl). - The molecular equation for this reaction can be written as: ``` K2O + 2HCl -> 2KCl + H2O ``` - This equation represents the reaction of potassium oxide (K2O) reacting with hydrochloric acid (HCl) to form potassium chloride (KCl) and water (H2O).

3. KCl -> AgCl: - This reaction involves the conversion of potassium chloride (KCl) to silver chloride (AgCl). - The molecular equation for this reaction can be written as: ``` KCl + AgNO3 -> AgCl + KNO3 ``` - This equation represents the reaction of potassium chloride (KCl) reacting with silver nitrate (AgNO3) to form silver chloride (AgCl) and potassium nitrate (KNO3).

Please note that the molecular equations provided above are based on the information available from the search results.