Question

Составьте генетическую цепочку для элемента: простое вещество--> оксид--> гидроксид--> соль. И уравнения этих превращений. Укажите типы реакций.Элементы: 1) сера 2) калийЗаранее спасибо.

Answer 1

S - SO3 - H2SO4 - Na2SO4
2S+3O2=2SO3
SO3+H2O= H2SO4
H2SO4 + 2NaOH=Na2SO4+2H2O 

Answer 2

Genetic Chain and Equations for the Given Elements

Genetic Chain: The genetic chain for the given elements, sulfur (S) and potassium (K), transforming from a simple substance to oxide, hydroxide, and then to salt is as follows:

1. Simple Substance (Sulfur): S 2. Oxide: SO2 3. Hydroxide: S(OH)2 4. Salt: K2SO4

Equations and Types of Reactions: 1. Simple Substance to Oxide: - Equation: `2S + 3O2 → 2SO2` - Type of Reaction: Combination Reaction

2. Oxide to Hydroxide: - Equation: `SO2 + 2H2O → S(OH)2` - Type of Reaction: Acid-Base Reaction

3. Hydroxide to Salt: - Equation: `S(OH)2 + 2KOH → K2SO4 + 2H2O` - Type of Reaction: Double Displacement Reaction

These transformations involve chemical reactions that result in the formation of different compounds, representing the conversion of the given elements through various chemical processes.