Advertisements
Advertisements
प्रश्न
Give reason for the following:
Commercial nitric acid is yellow in colour, but when it is diluted with water, it turns colourless.
Advertisements
उत्तर
Commercial nitric acid is yellow in colour because of presence of nitrogen dioxide but when it is diluted with water, it turns colourless because nitrogen dioxide get dissolved in water.
संबंधित प्रश्न
Write balanced chemical equations for Action of hot and concentrated Nitric acid on copper
Write a balanced equation for the action of heat on a mixture of copper and concentrated nitric acid.
How will you prepare the following from nitric acid?
Aqua regia
Name a metal nitrate which on heating is changed into metal.
The chemical used in the brown ring test is ______.
Write the equations involved in Ostwald process.
Give two chemical tests to distinguish between dilute nitric acid and hydrochloric acid.
Fill in the blank with appropriate word/words.
98% nitric acid is obtained by distilling 68% nitric acid with ________ under ______
Give the name of a soluble lead salt and write the equation for the action of heat on this salt.
When nitric acid is prepared by the action of concentrated sulphuric acid on potassium nitrate. what is the special feature of the apparatus used?
