Nitrogen Dioxide Formula

Nitrogen Dioxide Formula – NO2

One of the highly reactive gases known as nitrogen oxides or oxides of nitrogen is nitrogen dioxide (NO2). Nitric acid and nitrous acid are two additional nitrogen oxides. The indicator for the larger group of nitrogen oxides is NO2, which is used. The burning of fuel is the main source of NO2 in the atmosphere. NO2 is created as a result of emissions from automobiles, trucks, buses, power plants, and off-road vehicles.

The formula for Nitrogen Dioxide

Nitrogen Dioxide Formula is NO2. All the reactions related to Nitrogen Dioxide Formula are important for understanding the properties of NO2. It is important to retain Nitrogen Dioxide Formula to be able to answer the questions related to it.

What is Nitrogen dioxide?

Nitrogen and oxygen are the main components of nitrogen dioxide. In chemical theory, Nitrogen Dioxide Formula is represented by NO2. Nitric oxide, nitrous oxide, and other nitric oxides are among the many nitric oxides. An empirical or molecular chemical formula can be used to describe any substance. The empirical formula specifies how many atoms are present in each component of the molecule. The molecular formula, on the other hand, lists the number of atoms in each component of the molecule. The empirical and molecular formula for nitrogen dioxide is NO2, which specifies the amounts of each component as well as the simplest integer ratio of nitrogen dioxide to nitrogen and oxygen, 1:2. Nitric oxide is sometimes known as nitric oxide (IV) or nitric oxide. It is an extremely dangerous air pollutant that absorbs UV rays and results in skin cancer.

Nitrogen dioxide Structure – NO2

Nitrogen dioxide (NO2) is a covalent compound made up of a core nitrogen atom, a single bond to an oxygen atom, and a double bond to a second oxygen atom.

Properties of Nitrogen dioxide – NO2

Nitrogen dioxide has a density of 1.888 gm/dm3. It has a melting point of -9.3 °C. The boiling point of nitrogen dioxide is 21.15 °C. It is a strong oxidising agent. It undergoes a hydrolysis reaction to give nitrite and nitric acid. 

Nitrogen dioxide Sources – NO2

Nearly 98 per cent of man-made NO emissions are caused by combustion, with stationary sources making up the majority. The majority of nitrogen oxides produced during combustion are exhaled as nitric oxide, or NO, a gas that is relatively safe but quickly changes into the deadly nitrogen dioxide in the environment. Human respiratory function is adversely affected by nitrogen dioxide, and protracted exposure can increase the incidence of respiratory diseases. Cars, buses and trucks are the greatest sources of emissions, followed by factories, heavy machinery is driven by diesel, other moveable engines, and power plants. As many of these sources continue to be cleaned up in the coming years, nitrogen dioxide emissions will decrease.

NO2 can also be a concern indoors. Significant amounts of nitrogen dioxide are also produced by gas and kerosene space heaters and stoves. NO2 levels can rise inside if those heaters or stoves are not adequately vented to the outside.

Some common uses of NO2 (Nitrogen dioxide)

Numerous processes use nitrogen dioxide. It is used as a stage in the production of nitric acid. It is a necessary ingredient in oxidised cellulose compound synthesis. It has a catalytic effect. As part of the process of producing sulphuric acid, it is used as a raw material. It serves as an oxidiser in rocket fuels. It is used to whiten flour and as an oxidant. Additionally, it is used to make explosives.

Chemical Properties of Nitrogen dioxide – NO2

NO2 has a weak N-O bond, which makes it a potent oxidising agent. Nitric acid and nitrite are produced during the hydrolysis reaction. At small amounts of nitrogen dioxide, this process proceeds incredibly slowly. Alkyl and metallic iodides are used to create the equivalent nitrites.

Health Hazards

Airways in the human respiratory system might become irritated when breathing air with a high NO2 concentration. Such brief exposures might exacerbate respiratory conditions, especially asthma, resulting in respiratory symptoms (such as coughing, wheezing, or difficulty breathing), hospital admissions, and ER visits. Longer exposures to high NO2 concentrations may raise the risk of developing asthma, as well as make people more susceptible to respiratory infections. Children, the elderly, and those with asthma are typically more vulnerable to the negative health consequences of NO2. Particulate matter and ozone are created when NO2 reacts with other airborne molecules. Due to their negative effects on the respiratory system, both of these are dangerous when breathed.

Solved Examples

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