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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

What is the Nitrogen cycle?

Water pollution affects the nitrogen cycle the least. The nitrogen cycle is the cycle of nitrogen as it enters earth, becomes fixed, and leaves earth, back to the atmosphere. The only way that water pollution can affect the nitrogen cycle is if there is too much trash in one area of a body of water, thus clogging the surface and not allowing algae to absorb the nitrogen. It could also clog the surface and not allow denitrifying bacteria in waterlogged soil to release the nitrogen back into the atmosphere.

What fixes nitrogen?

oxygen fixes atmospheric nitrogen

What is difference in volumes between liquid nitrogen and solid nitrogen?

The volume of a liquid is typically smaller than that of the corresponding solid because the molecules are more tightly packed in the solid phase due to the stronger intermolecular forces. In the case of nitrogen, the volume of liquid nitrogen is smaller than that of solid nitrogen because the molecules in liquid nitrogen are more closely packed than in solid nitrogen.

How is nitrogen in the atmosphere converted to nitrogen in the soil?

Nitrogen in the air is primarily in the form of nitrogen molecules (N2) with traces of other nitrogen compounds collectively called NOx.

Nitrogen in the soil is in the form of nitrates, nitrites, ammonia or protein.

What charge does nitrogen have?

Elemental nitrogen has no charge.

In ammonia (NH3) and ammonium ions (NH4+) it has a oxidation value of -3 (and actually only a partial negative charge as part from a polar covalent, non-ionic bond).

In Nitrate (NO3-) its oxidation value is +5, in nitrite +3 (but only a partial positve charge in both)

What is the lustre of nitrogen?

Nitrogen typically has a dull lustre because it is a non-metal and does not reflect light well.

Valency of nitrogen?

Nitrogen typically has a valency of three or five, depending on the compound it is in. Nitrogen forms compounds with a wide range of elements due to its versatile valency.

What state is nitrogen?

It is an element. Since any temperature is "natural", the physical state is meaningless. It can be anything from a Bose-Einstein condensate (unlocalizeable), a solid, a liquid, a gas, or a plasma... and be "natural" for that temperature. At standard temperure and pressure, it is a very stable diatomic gas (N2). Nitrogen's natural stage is N2 gas. It is diatomic and can only exist with 2 nitrogen molecules, so it must be N2 not N.

Why is nitrogen unstable?

It's precisely because it's so eager to get to the diatomic triple-bonded state. N2 is an incredibly stable molecule. There are few organisms capable of ripping it apart and fixing it into a biological useful state; most importantly, bacteria that live on certain plants' roots. This is why nitrogen is so important in fertilizer.

Anyway, when you convert an unstable nitrogen compound (at a reasonably high energy state) into that incredibly stable N2 (at a very low energy state), the huge difference in energy is released. If the difference is big enough, it's released as a big boom.

Why is nitrogen in oxygen?

Nitrogen is not in oxygen; they are separate elements. Nitrogen is a different element with its own properties, and it makes up around 78% of the Earth's atmosphere. Oxygen, on the other hand, makes up about 21% of the atmosphere and is crucial for respiration in living organisms.

Where can organic nitrogen be found in the nitrogen Cycle?

Organic nitrogen can be found in living organisms, such as plants and animals, as well as in decaying organic matter in the soil. It is released through processes like decomposition and mineralization, contributing to the overall nitrogen cycle.

Why is nitrogen important for plants?

All plants and animals need nitrogen to make amino acids, proteins and DNA, but the nitrogen in the atmosphere is not in a form that they can use. The molecules of nitrogen in the atmosphere can become usable for living things when they are broken apart during lightning strikes or fires, by certain types of bacteria, or by bacteria associated with legume plants. Other plants get the nitrogen they need from the soils or water in which they live mostly in the form of inorganic nitrate (NO3-). Nitrogen is a limiting factor for plant growth.

Who discoverd nitrogen?

Daniel Rutherford discovered nitrogen, but he first called it noxious air. The name Nitrogen comes from the Greek word "nitron genes" meaning "nitre" and "forming" and the Latin word "nitrum".

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.