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Which of the following is the chemical formula of nitric acid?

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Important Questions on Study of Compounds - Nitric Acid

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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid

State one observation for the following:

Concentrated nitric acid is reacted with sulphur

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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid

Identify the substance underlined:

The dilute acid which is an oxidising agent.

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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid

Complete the following equation:

S + conc. HNO3→

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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid
Nitric acid occurs in free state as Nitre.
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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid
How nitric acid occurs in free state?
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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid
The oxidised product obtained on reaction of H2S gas with dilute HNO3 is _____.
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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid
Draw the Lewis structure of the nitric acid molecule. Explain the role of the lone pair of nitrogen in the bonding.
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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid
Crude gold can be purified by the addition of concentrated _____ (sulphuric/ nitric) acid.
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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid
Explain the following.
Concentrated nitric acid appears yellow when it is left standing in a glass bottle.
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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid
Name the gas that can be oxidised to sulphur.
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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid
Which of the following metals does not dissolve in concentrated HNO3?
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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid
Aqua regia contains one part by volume of hydrochloric acid and three parts by volume of nitric acid.
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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid
Write the chemical equations for the following reactions:
Sulphur reacts with concentrated nitric acid.
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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid
Identify the acid which matches the following description.
The acid is used in the preparation of a non-volatile acid.
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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid
What is the effect of nitric acid on methyl orange?
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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid
The compound which can act as an oxidising agent as well as reducing agent is:
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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid
The yellow colour of nitric acid can be removed by-
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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid

Account for the following:

Commercially used concentrated nitric acid is yellow in colour, but when it is diluted with water, it turns colourless.

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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid
Nitric acid is _____.
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Science>Chemistry>Study of Compounds - Nitric Acid>Introduction to Nitric Acid
What is the effect of nitric acid on blue litmus solution?