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Nitrous Acid

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Questions and Answers

How is nitrous acid usually generated?

By reacting nitrogen dioxide with water

By neutralizing nitric acid with a base

By acidification of aqueous solutions of sodium nitrite with a mineral acid (correct)

By mixing nitric acid with water

What is the molecular formula of nitrous acid?

HNO2 (correct)

NO2H

H2N2O2

H2NO3

In which form does the planar nitrous acid molecule predominantly exist at room temperature?

Syn form

Anti form (correct)

Neither syn nor anti form

Both syn and anti forms equally

What are diazonium salts used for?

Reagents in azo coupling reactions to give azo dyes Signup and view all the answers

How is nitrous acid decomposed rapidly?

Free nitrous acid or concentrated solutions are unstable Signup and view all the answers

What is another term for organic brain syndrome?

Organic brain disease Signup and view all the answers

What was the original purpose of creating the term 'organic brain syndrome'?

To distinguish physical causes of mental impairment from psychiatric disorders Signup and view all the answers

Why are the names related to organic brain syndrome considered nearly obsolete?

Not enough was known about brain science during the era of their creation Signup and view all the answers

What do the terms 'organic brain syndrome' and 'organic brain disease' refer to?

Syndrome or disorder of mental function with physiological causes Signup and view all the answers

What was the original distinction made by the term 'organic brain syndrome'?

Physical causes of mental impairment from psychiatric disorders Signup and view all the answers