Question

state the gaseous product formed when a metallic nitrate undergoes the thermal decomposition giving a coloured gas

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Answer 1

Answer:

The neutral gas evolved when lead nitrate undergoes thermal decomposition is nitrogen dioxide. Answer: The reddish brown precipitate obtained during a double decomposition – precipitation reaction between an iron salt and an alkali is iron [III] hydroxide. An active metal reacts with dilute sulphuric acid.

Explanation:

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Answer 2

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The neutral gas evolved when lead nitrate undergoes thermal decomposition is nitrogen dioxide. Answer: The reddish brown precipitate obtained during a double decomposition – precipitation reaction between an iron salt and an alkali is iron [III] hydroxide. An active metal reacts with dilute sulphuric acid.