how many electrons are in an atom of argon-40?
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Explanation: In the form of an element, YZX , Z is the number of protons, and also the number of electrons, and Y is the atomic mass. So, in the case of 4018Ar , then it has 18 protons and 18 electrons.
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Answer and Explanation: A neutral atom of argon will have eight valence electrons. These are the electrons found in the outer shell of electrons.
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Answer and Explanation: A neutral atom of argon will have eight valence electrons. These are the electrons found in the outer shell of electrons. As atoms seek to fill their...
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That means there are 15 electrons in a Phosphorus atom. Looking at the picture, you can see there are two electrons in shell one, eight in shell two, and five in shell three.
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Krypton: properties of free atoms. Krypton atoms have 36 electrons and the shell structure is 2.8.
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So... for the element of CARBON, you already know that the atomic number tells you the number of electrons. That means there are 6 electrons in a carbon atom. Looking at the picture, you can see there are two electrons in shell one and four electrons in shell two.
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The M shell only holds eight electrons. The M shell can actually hold up to 18 electrons as you move to higher atomic numbers.
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Question: How Many Electrons Are In The Outermost Shell Of The Ga+3 Ion In Its Ground State? the Correct Answer Is 18, But I Thought That It Was 8. Please Explan In The Simpliest Explanation Of Why This Answer Is 18. Thanks.
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There is ONE CARBON ATOM, that is 6 electrons; and TWO OXYGEN ATOMS, that is 16 electrons, i.e. 22 electrons per molecule. Moles of carbon dioxide = 100⋅g44.01⋅g⋅mol−1=2.27⋅mol .
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Also, sixteen electrons will be present in the sub-shells having ms value of +1/2 for n = 4. How satisfied are you with the answer?
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So... for the element of ALUMINUM, you already know that the atomic number tells you the number of electrons. That means there are 13 electrons in a aluminum atom. Looking at the picture, you can see there are two electrons in shell one, eight in shell two, and three in shell three.
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1 mole of electrons contains the Avogadro constant, L, electrons - that is 6.02 x 1023 electrons.
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Silver atoms have 47 electrons and the shell structure is 2.8. 18.18. 1.
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Strontium atoms have 38 electrons and the shell structure is 2.8. 18.8. 2.
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the atomic number of nitrogen is 7. so, its electronic configuration would be 2,5. hence, its valence shell has 5 electrons in it. the atomic number of argon is 18.
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In your case, the fourth energy shell can hold 16 orbitals and a maximum of 32 electrons.
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The most abundant isotope, 40Ca, has a nucleus of 20 protons and 20 neutrons. Its electron configuration is: 2 electrons in the K shell (principal quantum number 1), 8 in the L shell (principal quantum number 2), 8 in the M shell (principal quantum number 3), and 2 in the N shell (principal quantum number 4).