Question

SiO2 →Si → Mg2Si → SiH4 → SiO2 помогите решить цепочку превращений

Answer 1

Ответ:

сайт Решак. ру

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Answer 2

Chemical Transformation Chain

The chemical transformation chain you've provided involves several steps. Let's break it down step by step:

1. SiO2 → Si - The transformation from SiO2 to Si involves the reduction of silicon dioxide to silicon. - This can be represented by the following chemical equation: ``` SiO2 + 2C → Si + 2CO2 ``` - Source: 2. Si → Mg2Si - The transformation from Si to Mg2Si involves the reaction of silicon with magnesium to form magnesium silicide. - The chemical equation for this transformation is: ``` 2Mg + Si → Mg2Si ```

3. Mg2Si → SiH4 - The transformation from Mg2Si to SiH4 involves the reaction of magnesium silicide with a source of hydrogen to produce silane gas. - The chemical equation for this transformation is not readily available in the provided search results.

4. SiH4 → SiO2 - The transformation from SiH4 to SiO2 involves the oxidation of silane gas to form silicon dioxide. - The chemical equation for this transformation is not readily available in the provided search results.

Unfortunately, the chemical equations for the last two transformations are not available in the search results provided. If you have specific details or additional context for these transformations, I can further assist in finding the relevant information.