Answers about Atoms and Atomic Structure > 자유게시판

The two elements that only need two valence electrons are beryllium (Be) and magnesium (Mg). Both belong to Group 2 of the periodic table, known as the alkaline
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Chemistry



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How many moles of ATP are obtained from oxidation of 1 mole of acetyl CoA in the common metabolic pathway?


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The oxidation of 1 mole of acetyl CoA in the common metabolic pathway, particularly through the citric acid cycle (Krebs cycle), typically yields 10 moles of AT
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Food & Cooking



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How should masses compare?


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Masses should be compared based on their relative measurements, typically using a common unit such as grams or kilograms. This comparison can be done through di
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Atoms and Atomic Structure









What is B plus protons and electrons?


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B (boron) has an atomic number of 5, which means it has 5 protons in its nucleus. In a neutral atom, the number of electrons equals the number of protons, so a
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Atoms and Atomic Structure



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How many pairs of electrons can the f orbital have?


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The f orbital can hold a maximum of 14 electrons, which is equivalent to 7 pairs of electrons. This is because each f orbital can contain a maximum of 2 electro
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Chemistry



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Are Particles atoms and molecules.?


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Particles can refer to both atoms and molecules, but they are not synonymous. Atoms are the basic building blocks of matter, consisting of protons, neutrons, an
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Atoms and Atomic Structure









How do you determine the number of protons neutrons an electrons using the atomic number and mass number of an element from the periodic chart if you are giving iridium and an example?


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To determine the number of protons, neutrons, and electrons in an element like iridium (Ir), you start with its atomic number and mass number. The atomic number
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Physics



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Which property shows that electrons are quantitized?


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The quantization of electrons is demonstrated by the discrete energy levels that electrons occupy within an atom. When electrons transition between these levels
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Atoms and Atomic Structure









What is neatraulization of a charge?


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Neutralization of a charge refers to the process of eliminating an electric charge from an object, resulting in a net charge of zero. This can occur through var
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Chemistry



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In a sample of pure carbon some of the atoms have more neutrons than the others this shows that carbon exists in several different?


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In a sample of pure carbon, the presence of atoms with varying numbers of neutrons indicates that carbon exists in several different isotopes. The most common i
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Chemistry



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Do most substances have a negative positive or no charge?


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Most substances are electrically neutral, meaning they have no overall charge because they contain equal numbers of protons (positively charged) and electrons (
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Atoms and Atomic Structure









How do you determine number of valance inserts for a window?


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To determine the number of valance inserts for a window, first measure the width of the window or the area where the valance will be installed. Next, consider t
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Chemistry



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Which element has the following configuration Xe6s24f11?


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The electron configuration Xe6s²4f¹¹ corresponds to the element Dysprosium (Dy), which is a member of the lanthanide series in the periodic table. Dysprosium ha
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Atoms and Atomic Structure









How many neutrons does atom 118Xe have?


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The element Xenon (Xe) has an atomic number of 54, which means it has 54 protons. The isotope 118Xe has a mass number of 118. To find the number of neutrons, yo
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Chemistry



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What did the scientist say to the hdrogen atom that claimed to have lost an electron?


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The scientist said, "Are you positive?" This playful response highlights the concept that losing an electron gives the hydrogen atom a positive charge
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Atoms and Atomic Structure



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What compounds is able to be stable with fewer than 8 electrons in its valence shell?


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Compounds that can be stable with fewer than 8 electrons in their valence shell typically include those formed by elements in group 2 (alkaline earth metals) an
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Atoms and Atomic Structure









Where do electron carriers take the electrons to?


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Electron carriers transport electrons to the electron transport chain (ETC) located in the inner mitochondrial membrane in eukaryotic cells, or the plasma membr
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Chemistry



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Why atoms hybridized?


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Atoms hybridize to form new hybrid orbitals that allow for more effective overlap during bond formation. This process helps create stable molecular structures w
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Atoms and Atomic Structure



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How does the number of separate electrons shown for the group 1 metals compared to the number of atoms?


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In group 1 metals, such as lithium, sodium, and potassium, each atom has one valence electron in its outermost shell. Therefore, for every atom of a group 1 met
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Atoms and Atomic Structure



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Which is the lustrous non metal having 7 valence electron in the outermost shell?


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The lustrous non-metal with 7 valence electrons in its outermost shell is iodine (I). It is part of the halogen group in the periodic table and is known for its
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Elements and Compounds



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What are 3 hydrocarbons that are related in some manner ( one must have a pi bond) and please Name each of the hydrocarbons identifying any substituents or unsaturated bonds with their carbon number.?


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One example of three related hydrocarbons is ethene (C2H4), propene (C3H6), and butyne (C4H6). Ethene has a double bond between carbon 1 and carbon 2 (C1=C2), p
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Chemistry



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If a chlorine atom gains or loses a valence electron it becomes a charged particle called aan . A. ion?


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If a chlorine atom gains or loses a valence electron, it becomes a charged particle known as an ion. Specifically, when it gains an electron, it becomes a negat
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Atoms and Atomic Structure



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Which eventis most like an electron moving from an outer shell to an inner shell?


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The event most like an electron moving from an outer shell to an inner shell is the emission of a photon when an electron transitions to a lower energy level. T
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Atoms and Atomic Structure



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Why is the lithium atom electrically neutral?


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A lithium atom is electrically neutral because it has an equal number of protons and electrons. Specifically, lithium has three protons in its nucleus and three
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Atoms and Atomic Structure









Proton is moving toward a second stationary proton. What happens as the protons get closer?


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As the two protons approach each other, they will experience a repulsive electrostatic force due to their positive charges. This repulsion increases as the dist
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