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Q: Why iron is passive towards concentrated nitric acid?
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Why does the action of concentrated nitric acid render aluminum passive?

nitric acid is light sensitve , it decomposes when expose in light. when aluminium is added to the conc HNO3 it remain passive in conc nitric acid,...... and moreover aluminium oxide layer is also form due to which it remain passive in conc nitric acid...


Effects of concentrated nitric acid on water samples containing mercury?

Mercury (as a metal) is soluble in concentrated nitric acid.


How does concentrated nitric acid affects water samples containing mercury?

Mercury (as a metal) is soluble in concentrated nitric acid.


What is a chemical reagent of NaCl?

concentrated nitric acid concentrated sulphuric acid


Is nitric acid a dilute acid?

Nitric acid can be dilute or concentrated. This is simply a matter of how much of it you have in a given amount of a solution, which is variable.


What is the chemical equation between concentrated nitric acid and galactose?

chemical equation involved in the reaction between concentrated nitric acid and galactose


What is the colour of concentrated nitric acid?

The nitric acid used in laboratory is colorless. The very concentated nitric acid - the fumans acid - with dissolved nitrogen oxides, can release white, red or brown fumes, very corrosive and toxic.


When concentrated nitric acid is heated with sulfur whih acid is obtained?

Sulphuric acid


What volume of concentrated nitric acid 15.0 is required to make 300mL of a 2.5 M nitric acid solution?

12.5


What acid can quickly dissolve iron?

I think, concentrated Nitric acid (HNO3)


What is the grade of nitric acid in aqua regia?

It has to be very concentrated.


What dissolves copper the quickest?

Nitric acid , not very concentrated.