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How are electrons split in a process to generate energy?
Electrons are split in a process called oxidation-reduction reactions, where they are transferred between molecules. This transfer of electrons creates a flow of energy that can be harnessed to generate electricity.
In photosynthesis the source of electrons is?
The electrons come from water. In the light dependent stage water is split into hydrogen ions (H+), electrons and oxygen. The electrons are passed on to chlorophyll, the H+ ions combine with NADP to form NADPH and the oxygen is released.
Does an element split up when a current passes through it?
An element does not split up when a current passes through it. The current causes electrons to flow through the element, but the element remains intact.
How Magnetic fields affect the alignment of electrons in an atom?
Magnetic fields can influence the alignment of electrons in an atom by exerting a force on the charged particles, causing a shift in their orientation. This can lead to changes in the energy levels and behavior of the electrons within the atom. The Zeeman effect, for example, describes how magnetic fields can split spectral lines in the presence of an external magnetic field, providing insights into the orientation of electrons.
Can you split matter in half forever?
No, there is a limit to how far matter can be split. At the scale of subatomic particles, matter cannot be divided further without losing its fundamental properties. This limit is reached when the smallest indivisible units of matter, such as quarks and electrons, are encountered.
Where does photo-system 2 get its replacement electrons from?
Photosystem II (PSII) obtains its replacement electrons from water molecules during the process of photolysis. When water is split into oxygen, protons, and electrons, the electrons released are used to replenish those lost by PSII after it absorbs light energy. This process also generates oxygen as a byproduct, which is released into the atmosphere.
Origin of oxygen as a byproduct of noncyclic photophosphorylation?
Plant, green algae and some bacterial photosynthesis depend on noncyclic electron flow, which means that electrons lost by the photosystems are not recycled back to the photosystems but instead passed on to NADPH. To replenish electrons lost by the photosystems, these organisms rely on an oxygen evolving complex (mechanism not well understood) that split water into protons, electrons, and oxygen. The electrons are used to replenish electrons lost by the photosystems, the protons are used to generate the proton gradient used to produce ATP, and oxygen, not used by the plant, leaves as a byproduct.
How photosystem I and II replenish its lost electrons?
Splitting of water molecules
Why don't chlorophyll molecules run out of electrons?
Chlorophyll molecules do not run out of electrons because during the process of photosynthesis, they receive electrons from water molecules, which are continuously being split to release electrons. This continuous flow of electrons helps chlorophyll molecules maintain their electron supply.
What major photosynthesis reactions use water?
The light (dependent) reactions. Water is split into its components, hydrogen and oxygen. Gaseous oxygen is released as a by-product, the hydrogens are further split into protons and electrons, the electrons are use to replenish those lost by Photosystem II, and the protons are eventually picked up by NADP coenzyme. The coenzyme is reduced to NADPH, which is later utilized in the dark reactions to reduce atmospheric carbon dioxide.
When water molecules are split in plants where do the electrons and hydrogens ions go?
Electrons are used to replenish the electrons lost by the photosystems (electrons in photosystems are lost to the electron transport chain and eventually end up in NADPH). The protons are used by the proton pumps in the electron transport chain to create the proton gradient, which drives ATP synthesis.
How are electrons split in a process to generate energy?
Electrons are split in a process called oxidation-reduction reactions, where they are transferred between molecules. This transfer of electrons creates a flow of energy that can be harnessed to generate electricity.
Can electron split?
Electrons are not known to be made up of smaller particles.
Where do electrons get their energy on photosystem ll?
In Photosystem II (PSII), electrons receive their energy primarily from photons of light absorbed by chlorophyll and accessory pigments. When light is absorbed, it excites electrons in the chlorophyll molecules, raising them to a higher energy state. This energized electron is then transferred through a series of proteins in the electron transport chain, ultimately contributing to the synthesis of ATP and NADPH during photosynthesis. Additionally, water molecules are split (photolysis) to replenish the electrons lost by chlorophyll, releasing oxygen as a byproduct.
What do hydrogen ions split into?
Hydrogen ions (H+) split into protons (H+) and electrons (e-) during chemical reactions.
What is the final exceptor of electrons in the electronic transport chain?
The final acceptor of electrons is molecular oxygen (O2). In accepting electrons it is split and proceeds to form water.
In photosynthesis the source of electrons is?
The electrons come from water. In the light dependent stage water is split into hydrogen ions (H+), electrons and oxygen. The electrons are passed on to chlorophyll, the H+ ions combine with NADP to form NADPH and the oxygen is released.
