What is a flame made of, and what is it made of?

Updated on science 2024-02-26
5 answers
  1. Anonymous users2024-02-06

    1. Flame Heart. The dark and blue parts in the center are made up of gases that can burn but are not yet burning.

    2. Internal flame. The brightest part that surrounds the center of the flame is the part where the gas is not completely burned. It contains carbon particles, is heated to emit strong light, and has a reducing effect, also known as a reducing flame.

    3. Outer flame. The outermost yellowish or transparent area is called the reaction zone. It is the part where the gas burns completely. It contains an excessive amount of hot air, which has an oxidizing effect, also known as an oxidation flame.

    Within the range from the center (or initial plane) of the flame to the boundary of the outer flame of the flame are gaseous combustibles or vaporized combustibles, which are undergoing a violent or relatively violent oxidation reaction with the combustibles.

  2. Anonymous users2024-02-05

    Flame is a state or phenomenon, is the phenomenon of the release of light and heat when the oxidation reaction between combustibles and combustibles occurs, and the combustible liquid or solid must first become a gas before it can be burned to generate a flame, mainly because the combustible gas is oxidized by the air or simple oxygen and glows and heats.

    1. The inner layer, with blue, is incomplete due to insufficient oxygen supply, the lowest temperature warning, and has a reducing effect, which is called the internal flame or reducing flame;

    2. The middle layer is bright and the temperature is higher than that of the inner layer;

    3. The outer layer, colorless, due to sufficient oxygen supply, complete combustion, the highest temperature, oxidation, called the outer flame or oxidation flame, or divided into flame core, inner flame and outer flame, the flame temperature state discrimination increases from the inside to the outside;

    4. The center of the flame, the dark part of the center, is composed of gases that can be burned but have not yet burned;

    5. The inner flame, the brightest part that surrounds the center of the flame, is the part of the gas that is not completely burned, contains carbon particles, is heated to emit strong light, and has a reducing effect, also known as the reducing flame;

    6. The outer flame, the outermost almost dull part, is the part of the gas that is completely combusted, containing excessive and strong hot air, with oxidation, also known as oxidation flame, the flame is not all high-temperature plasma, and flames can also be produced at low temperatures. The sail is missing.

  3. Anonymous users2024-02-04

    Flame is a state or phenomenon, is the phenomenon of the release of light and heat when the oxidation reaction between combustibles and combustibles occurs, and the combustible liquid or solid must first become a gas before it can be burned to generate a flame, mainly because the combustible gas is oxidized by the air or simple oxygen and glows and heats.

    1. The inner layer, with blue, is incomplete due to insufficient oxygen supply, the lowest temperature, and has a reducing effect, which is called the internal flame or reducing flame;

    2. The middle layer is bright and the temperature is higher than that of the inner layer;

    3. The outer layer, colorless, due to sufficient oxygen supply, complete combustion, the highest temperature, oxidation, called the outer flame or oxidation flame, or divided into flame core, inner flame and outer flame, the flame temperature increases from the inside to the outside;

    4. The flame core, the dark part of the void heart, is composed of gases that can burn but have not yet burned;

    5. The inner flame, the brightest part that surrounds the center of the flame, is the part of the gas that is not completely burned, contains carbon particles, is heated to emit strong light, and has a reducing effect, also known as the reducing flame;

    6. The outer flame, the outermost almost dull part, is the part of the gas that is completely burned, containing excessive and strong hot air, with oxidation, also known as oxidation flame, the flame is not all high temperature rise to the plasma state, and the flame can also be produced at low temperature.

  4. Anonymous users2024-02-03

    Flames are produced by the combustion of flammable gases or vapors; (During combustion, there will be a transition and transfer of electrons, and a part of the energy will be released in the form of visible light.) )

    For example, a piece of charcoal burns to produce a flame because the charcoal contains wood tar, and the wood tar turns into steam when heated, and these steam is burned again to produce a flame.

    If a pile of charcoal is burned, the cause of the flame is not only the reason that the charcoal contains wood tar, but also because of the flammable gas CO, CO is burned again to produce a flame; Chemical formula: C+O2==Ignition==CO2, C+CO2== High Temperature==2Co, 2CO+O2==Ignition==2CO2 (Flame).

    There is no flame in solid combustion, so why do sulfur and magnesium burn but also see flames?

    This is because the melting point of these substances is relatively low, and when the heating begins, or the heat released by the reaction causes the solids to melt and produce S or Mg vapor, these vapors burn to produce flames.

  5. Anonymous users2024-02-02

    It is the light and heat produced by the combustion of matter. The visible part of fire, called flame, can take on different shapes as particles vibrate, and can take the form of plasma (fourth state, similar to gas) when the temperature is high enough. Depending on the substance burned and the purity, the color and brightness of the flame will vary.

    According to the law of conservation of mass, fire does not make the atoms of the combustible object disappear, but only transforms the molecular form of the combustible object through chemical reaction. When a fire gets out of control, it is often referred to as a misfire or fire.

    If the combustion oxidant comes from the surrounding air, gravity or other acceleration creates a convection current, which carries away the products of combustion and supplements oxygen to help continue combustion. Without convection, the fuel will immediately be surrounded by the surrounding combustion products and non-flammable gases in the air, and the fire will be extinguished due to insufficient oxygen.

    As soon as any of the burning tetrahedra is removed, the fire will be extinguished.

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