Table of Contents
What is the chemical reaction for nitric acid?
Nitric acid is made by reaction of nitrogen dioxide (NO2) with water. The net reaction is: 3 NO2 + H2O → 2 HNO3 + NO. Normally, the nitric oxide produced by the reaction is reoxidized by the oxygen in air to produce additional nitrogen dioxide.
How do you prove that nitric acid contains hydrogen?
(i) Dilute nitric acid reacts with magnesium metal to liberate hydrogen gas which bums with a pale blue flame and a pop sound and magnesium nitrate is formed. (ii) Nitric arid when heated with copper turnings, produces brown fumes of nitrogen dioxide, which are passed over red hot iron filings.
What reacts with nitrogen dioxide and nitric acid?
Answer: ‘Ca’ reacts with concentrated nitric acid to give nitrogen dioxide. If the concentration of nitric acid is considerably high, it behaves as an oxidizing acid.
Is nitric acid a compound of nitrogen?
The nitrogen dioxide is absorbed in water to form nitric acid. It is a strong acid, completely ionized into hydronium (H3O+) and nitrate (NO3−) ions in aqueous solution, and a powerful oxidizing agent (one that acts as electron acceptor in oxidation-reduction reactions).
What is the chemical formula of nitrogen dioxide?
NO₂
Nitrogen dioxide/Formula
How do you test for nitric acid?
Copper turnings test The nitrate ion can easily be identified by heating copper turnings along with concentrated sulfuric acid. Effervescence of a brown, pungent gas is observed which turns moist blue litmus paper red. Here sulfuric acid reacts with the nitrate ion to form nitric acid.
What is the product formed in the reaction of nitric acid with metals compare it with the reaction with other metals?
Reactive metals will react with nitric acid to give the metal nitrate and hydrogen gas. Less reactive metals do not produce hydrogen at all. With dilute acid one of the principal products is nitrogen monoxide, while with concentrated acid it is nitrogen dioxide.
How is nitric acid detected in the laboratory?
The nitrate ion can easily be identified by heating copper turnings along with concentrated sulfuric acid. Effervescence of a brown, pungent gas is observed which turns moist blue litmus paper red. Nitric acid then reacts with the copper turnings to form nitric oxide. Nitric oxide is thus oxidised to nitrogen dioxide.
What kind of compound is nitric acid?
Nitric acid is a nitrogen oxoacid of formula HNO3 in which the nitrogen atom is bonded to a hydroxy group and by equivalent bonds to the remaining two oxygen atoms. It has a role as a protic solvent and a reagent. It is a conjugate acid of a nitrate.
How is nitrogen Dioxide made?
NO2 forms when fossil fuels such as coal, oil, gas or diesel are burned at high temperatures. NO2 and other nitrogen oxides in the outdoor air contribute to particle pollution and to the chemical reactions that make ozone. NO2 can also form indoors when fossil fuels like wood or natural gas are burned.
What is the chemical formula of nitrogen trichloride?
NCl3
Nitrogen trichloride/Formula
What is the product when nitric acid reacts with magnesium?
Dilute nitric acid reacts with magnesium and produce magnesium nitrate and hydrogen gas as the product. Mg + HNO 3 → Mg (NO 3) 2 + H 2 Both dilute and concentrated nitric acid can behave as an oxidizing acid. Dehydration of nitric acid
What is the structure of nitnitric acid?
Nitric acid is a nitrogen oxoacid of formula HNO3 in which the nitrogen atom is bonded to a hydroxy group and by equivalent bonds to the remaining two oxygen atoms. It has a role as a protic solvent and a reagent. It is a conjugate acid of a nitrate.
What happens when nitric acid reacts with proteins?
Nitric acid reacts with proteins to form yellow nitrated products. This reaction is known as the xanthoproteic reaction. This test is carried out by adding concentrated nitric acid to the substance being tested, and then heating the mixture.
What happens when silver nitrate reacts with nitric acid?
Silver reacts with nitric acid to give silver nitrate (AgNO 3), NO 2 and H 2 O. Silver is oxidized to +1 oxidation state. HNO 3 reaction with water HNO 3 acid dissociate completely in the water and release hydronium ion (H 3 O +) in the water to form strong acid aqueous solution. Nitric acid and hydrogen sulfide rection