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Nitrogen

Nitrogen (N) has the atomic number 7 on the periodic table and is mostly found in the colorless, gaseous form. Nitrogen is also the most abundant element on the planet Earth.

522 Questions

Importance of nitrogen?

Nitrogen is an essential nutrient for plant growth and is a key component of amino acids, which are the building blocks of proteins. It plays a crucial role in photosynthesis, energy transfer, and the overall health of plants. Additionally, nitrogen is important for the production of DNA, enzymes, and chlorophyll.

What is the flammability of nitrogen?

Nitrogen is not combustible.

The National Fire Protection Association has assigned a flammability rating of 0 (minimal fire hazard) to nitrogen.

However, In contact with ozone, nitrogen can oxidize explosively.

What language is nitrogen from?

Nitrogen is an element on the periodic table that exists in its elemental form. It is not derived from a specific language, but its name comes from the Greek word "nitron" and the Latin word "nitrum."

What is the valency of nitrogen?

The valency of nitrogen is 3 or 5. It can form three covalent bonds in compounds such as ammonia (NH3), or five covalent bonds in compounds such as nitrate (NO3-).

How do animals obtain their nitrogen requirements?

Nitrogen is found in all living systems as part of the makeup of biological compounds. Animals obtain the nitrogen they need by eating plants, or by eating other animals that have eaten plants.

What is nitrogen rule?

If a compound contains an even number of nitrogen atoms (or no nitrogen atoms), its molecular ion will appear at an even mass number. If, however, a compound contains an odd number of nitrogen atoms, then its molecular ion will appear at an odd mass value. This rule is very useful for determining the nitrogen content of an unknown compound.

A fuel contains no nitrogen but nitrogen oxides are produced when it is burned why?

During combustion, the high temperatures cause nitrogen in the air to react with oxygen to form nitrogen oxides. These nitrogen oxides combine with other gases produced during combustion to form pollutants. Nitrogen can be present in the air or in the fuel as impurities, contributing to the formation of nitrogen oxides during combustion.

Is nitrogen a liquid?

Nitrogen is a gas at room temperature, but if brought to very low temperatures, it will condense into a liquid. Liquid nitrogen is fairly common and is used in several chemical processes, industries, and classroom demonstrations.

How many atoms does nitrogen have?

The most common isotope has 7 neutrons.

To calculate this, look up the element on a periodic table, subtract the atomic number from the atomic weight, and round to the nearest whole number. Nitrogen, for example, has an atomic number of 7 and an atomic weight of 14.006. 14.006 - 7 = 7.006, which rounds to seven. Most of the low numbered elements have a number of neutrons equal to their atomic number, but the ratio starts to vary in the heavy elements.

In a nitrogen plant you get nitrogen by separating oxygen. Can you also recover oxygen simultaneously with nitrogen?

Yes, in a nitrogen plant that separates oxygen from air, it is possible to simultaneously recover the oxygen alongside the nitrogen. By using techniques such as pressure swing adsorption (PSA) or membrane separation, both gases can be separated and collected for use in various applications.

What is nitrogen made of?

Nitrogen is not made up of anything. it is an element which means that it is like, a base for other compounds or something. (sorry, my textbook is in french so I'm trying to translate. ) nitrite and nitrate are compounds that use nitrogen ( NO3 and NO4)(the 3 and 4 are subscript)

What is nitrogens color?

Nitrogen is a colorless gas at room temperature and pressure. It appears colorless in its pure form.

What oxidation number must be assigned to nitrogen in nitrogen trifluoride to nitrogen triiodide?

In NF3, the element fluorine is more electronegative compared to nitrogen.

The oxidation number of F in NF3 is -1.

Lets assume then the oxidation number of N is x

x + 3(-1) =0

x= +3

Oxidation number of Nitrogen in NF 3 is +3.

In NI3, the element fnitrogen is more electronegative compared to iodine.

The oxidation number of N in NI3 is -3.

Lets assume then the oxidation number of I is y

(-3) + 3y) =0

x= +1

Oxidation number of Iodine in NI3 is +1

Oxidation number of Nitrogen in NF 3 is +3.

+3, as there is three halogens in each compund, therefore their oxidation number will add up to -3 and so to balance it out, nitrogen must be +3.

Where do animals get nitrogen from?

Animals get nitrogen from the proteins found in their food. When animals consume plants, they break down the proteins into amino acids, which are then used to build new proteins in their bodies. Nitrogen is an essential component of amino acids, which are the building blocks of proteins in animals.

What is nitrogen for?

Nitrogen is essential to all life. Nucleotides are composed partially of a nucleobase, which is nitrogenous. Nucleotides comprise codons, which comprise amino acids, which are transcribed from DNA and RNA. Amino acids are the building blocks of proteins, which are essential to most organisms.

How do plants get nitrogen?

Plants primarily get nitrogen from the soil in the form of nitrates and ammonium. These compounds are absorbed through the plant's roots and used to build proteins and nucleic acids necessary for growth and development. Some plants also have mutualistic relationships with nitrogen-fixing bacteria that can convert atmospheric nitrogen into a usable form for the plants.

Why is nitrogen important for living things?

Nitrogen is a major component of chlorophyll, which is used by plants in the process of photosynthesis to produce sugars, water and carbon dioxide.

It is also an essential component of amino acids which make up proteins. Some proteins act as structural units in the plant while others act as enzymes, catalysing biological reactions.

Nitrogen is also a component of ATP, which provides energy for reactions such as respiration.

Finally, nitrogen is a significant component of DNA, the genetic material which allows cells to grow and replicate.

These are just some of the main uses. Hope this helps. :)

Where is nitrogen found in?

Nitrogen is found in the atmosphere, making up about 78% of the air we breathe. It is also present in organic matter, such as plants and animals, and in the soil in the form of nitrates and nitrites. Additionally, nitrogen is found in compounds like ammonia and proteins.

What is nitrogen sulphate?

This is a non-existent chemical. There are no nitrogen sulphates, either synthetic or naturally occurring. This is further verified by the 2014 Combined Chemical Dictionary which does not list it.

Sulfur and nitrogen are harmful ingredients in what substance?

Sulfur and nitrogen are harmful ingredients in air pollution, specifically in the form of sulfur dioxide and nitrogen oxides emitted from burning fossil fuels, which contribute to acid rain, smog, and respiratory issues.

Why are nitrogen-fixing bacteria important to plants?

nitrogen fixing bacteria fix or attach atmospheric nitrogen in soil or make it easily avialable to the plants as plants need nitrogen as one of their macronutrient element for their growth.

How is nitrogen obtained?

Nitrogen is produced commercially almost exclusively from air, most commonly by the fractionaldistillation of liquid air. In this process, air is first cooled to a temperature below that of the boiling points of its major components, a temperature somewhat less than - 328°F (-200°C). The liquid air is then allowed to warm up, allowing the lower-boiling-point nitrogen to evaporate from the mixture first. Nitrogen gas escaping from the liquid air is then captured, cooled, and then liquefied once more.

This process produces a high-quality product that generally contains less than 20 parts per million of oxygen. Both an "oxygen-free" form of nitrogen (containing less than two parts per million of oxygen) and an "ultra-pure" nitrogen (containing less than 10 parts per million of argon) are also available commercially.

A number of methods are available for preparing nitrogen from its compounds in the laboratory on a small scale. For example, a hot aqueous solution of ammonium nitrite decomposes spontaneously to give elemental nitrogen and water. The heating of barium or sodium azide (NaN3 or Ba[N3]2) also yields free nitrogen. In another approach, passing ammonia gas over a hot metallic oxide will result in the formation of free nitrogen, the free metal, and water. Yet another route is the reaction between ammonia and bromine, resulting in the formation of nitrogen and ammonium bromide.



Read more: http://science.jrank.org/pages/4683/Nitrogen-How-nitrogen-obtained.html#ixzz0SsRqYUZ9

What must happen for pure nitrogen in the air to be able to be used by plants?

Nitrogen in the air must be converted into a plant-usable form such as nitrate (NO3-) or ammonium (NH4+). This conversion process is carried out by nitrogen-fixing bacteria in the soil, which can either symbiotically associate with plant roots or exist freely in the soil. Plants can then absorb these converted forms of nitrogen from the soil to support their growth and development.

When was nitrogen discovered?

Nitric acid (HNO3) has been known to alchemists as aqua fortis (strong water). The discovery of this acid is credited to the Muslim polymath Jabir ibn Hayyan, who describes it some time around 800 AD.

Joseph-Louis Gay-Lussac and Claude-Louis Berthollet determined the chemical composition of nitric acid in 1816, and links can be found below to check facts and learn more.

How do you make nitrogen?

The atmosphere of our planet is composed mostly of nitrogen, therefore nitrogen is readily available and doesn't have to be made. This is a bit like asking "how do you make water?" It's possible to make water - most forms of combustion produce at least some water vapor as a by-produc t - but it is never necessary to do so. It's much easier to use the water that we already have. But then, suppose you need pure nitrogen, 100% nitrogen, not air. Nitrogen can be separated out from air by a process of fractional distillation. Liquify the air (at very low temperatures) and the various components can be boiled off at different temperatures.