What is meant by the following term? Fuming nitric acid

What is meant by the following term?

Fuming nitric acid

Very Short Answer

It contains NO₂ dissolved in concentrated HNO₃. It is obtained by distilling concentrated HNO₃ with a small amount of starch.

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Laboratory Preparation of Nitric Acid

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Chapter 10: Study of Compounds: Nitric Acid - Exercise 1 [Page 235]

Chapter 10 Study of Compounds: Nitric Acid
Exercise 1 | Q 3.3 | Page 235

Write a balanced chemical equation for the following:

Action of cold and dilute Nitric acid on Copper

Write balanced chemical equations for Action of hot and concentrated Nitric acid on copper

Give the chemical name and formula of the substance formed as a brown ring in the test for nitrate radical.

The chemical used in the brown ring test is ______.

What do you observe when?
Hydrogen sulphide is bubbled through conc. HNO₃?

What do you observe when?
Scrap zinc is heated with conc. HNO₃?

Choose the correct answer from the option given below :
Concentrated nitric acid oxidises phosphorus to :

Choose the correct answer from the option given below :
When treated with nitric acid which of the following liberate hydrogen?

Name the gas evolved:
The gas produced on heating sodium nitrate.

Balanced equation of oxidation of carbon with concentrated HNO₃