Following the formula, the third energy level can contain 18 electrons, the fourth energy level can hold 32 electrons, the fifth energy level can hold 50 electrons, the sixth energy level can carry up to 72 electrons and the seventh energy level can contain 98 electrons. Water is H 2 O! Does the 3rd shell hold 8 or 18 electrons? Shell: Maximum Number of Electrons: 1: 1st Shell: 2: 2: 2nd Shell: 8: 3: 3rd Shell: 18: 4: 4th Shell: 32 The first electron shell can hold two electrons, the second electron shell can hold eight electrons, and the third electron shell can. How many electrons does the 2nd energy level hold? If the single electron is. Wiki User. The 3d, 4d etc., can each hold ten electrons, because they each have five orbitals, and each orbital can hold two electrons (5*2=10). I can't explain the orbitals well though. How many electrons can each shell in an atom hold? 8 elements in the third row, 8 electrons in the third orbit. Each shell can contain only a fixed number of electrons: The first shell can hold up to two electrons, the second shell can hold up to eight (2 + 6) electrons, the third shell can hold up to 18 (2 + 6 + 10) and so on. The general formula is that the nth shell can in principle hold up to 2(n2) electrons. Answer (1 of 3): The orbitals that electrons can fill are determined by the spin of the electron which can come in two types (spin up and spin down) the angular momentum, and the energy. Each shell can contain only a fixed number of electrons: The first shell can hold up to two electrons, the second shell can hold up to eight (2 + 6) electrons, the third shell can hold up to 18 (2 + 6 + 10) and so on. I know that the first shell can hold up to 2, the second and third can hold up to 8, and the fourth 18. Each shell can contain only a fixed number of electrons, up to two electrons can hold the first shell, up to eight (2 + 6) electrons can hold the second shell, up to 18 (2 + 6 + 10) can hold the third shell and so on. This is why there are two elements in the first row of the periodic table (H & He). How many electrons can 4th shell hold? 8. The general formula is that the Electron configurations are a bit more complicated than we make them seem. Correspondingly, why is 3rd shell 8 or 18? Thus, to find the number of electrons possible per shell. The third shell holds 18 electrons; 2 in a 3s orbital; 6 in three 3p orbitals; and 10 in five 3d orbitals. There is a 4d orbital with 10 electrons which coincides with the 5th energy level of the periodic table. To calculate electron shell capability, you first need to determine the number of electrons possible per shell then apply the 2n 2 formula. 4s2 not the third shell, but the next 10 electrons go into the 3d orbitals that are part of the third shell but shown on the fourth shell level. 6. 10. In this sense the third shell can hold a total of 18 electrons. Sulphur can also have a valency of 6 (or even 4) in some of its compounds How many valence electrons does hydrogen need to have a full first shell? The 4p orbital holds 6 electrons. See answer (1) Best Answer. The general formula is that the Each shell can contain only a fixed number of electrons: The first shell can hold up to two electrons, the second shell can hold up to eight (2 + 6) electrons, the third shell can hold up to 18 (2 + 6 + 10) and so on. Why are there 32 electrons in the 4th shell? Each orbital can hold a maximum of 2 electrons. What is the total number of electrons in the 2nd principal energy level of a nitrogen atom atomic number 7 )? Why is 3rd shell 8 or 18? How many electrons can fit in the second energy level quizlet? When you get to transition metals the 4th shell stays at 1 or 2 electrons and the third shell changes. When n=3, 2 x 3 = 18). Each shell can contain only a fixed number of electrons: The first shell can hold up to two electrons, the second shell can hold up to eight (2 + 6) electrons, the third shell can hold up to 18 (2 + 6 + 10) and so on. If the third shell is not the last shell of an element, it can hold maximum of 18 electrons according to 2n^2 rule. Why can the second energy shell only hold 8 electrons? Thus n=1 shell can hold two electrons. The g if it exists would most likely have 9 orbitals. The 3rd shell can hold 18 electrons, but it fills 8 first then the other 10 later. Wiki User. 3. If all of the lower energy states are filled up the next energy state takes its The general formula is that the nth shell can in principle hold up to 2(n2) electrons. How many electrons are in the 2nd shell of magnesium? so 2*3^2=18 also there are s, p, d, and f sub shells holding 2, 6, 10, and 14 , electrons respectively also outer shells like to have electrons in them so the shell config of lets say hafnium is 2,8,18,32,10,2 instead of 2,8,18,32,12 as you would expect Why is 3rd shell 8 or 18? Wiki User. How many electrons does the 2nd energy level hold? When this is filled, electrons go into the third shell, which also holds a maximum of eight electrons. The third electron shell holds 4 electrons. the first always has 2, the second has 4 and any other shells after that also have 4 electrons. The shells of an atom have different limits for how many electrons they can hold depending on the size of the shell. The general formula is that the The maximum number of electrons to be gained in the fourth period is 18, because we have: 6 electrons from 4p orbital series. The general formula is that the nth shell can in principle hold up to 2(n2) electrons. But what about after that? Use the figure 2n2 where n = the shell number. Also, why does the third shell of an atom have 8 electrons when it has the capacity of 18 electrons? The general formula is that the nth shell can hold up to 2(n 2) electrons in principle. read more The general formula is that the How many electrons can 3rd shell hold? Then the fourth shell begins to fill. Each shell can contain only a fixed number of electrons, up to two electrons can hold the first shell, up to eight (2 + 6) electrons can hold the second shell, up to 18 (2 + 6 + 10) can hold the third shell and so on. Because the first shell can only hold a maximum of 2 electrons, the third electron must go into the second shell. For most chemists the Bohr model does not work well beyond the third row of the periodic table because the model become quite oversized and bulky. When this is filled, electrons go into the third shell, which also holds a maximum of eight electrons. But if it is the last shell of an element, it can hold maximum of 8 electrons. There is a 4d orbital with 10 electrons which coincides with the 5th energy level of the periodic table. 18. So the third shell can be considered to hold 8 or 18 electrons but in total the third shell can hold 18 electrons. Study now. Explanation: The second shell when filled is 1s22s22p6 This gives 8 electrons in the second shell. The 3rd shell can hold 18 electrons, but it fills 8 first then the other 10 later. Can a shell have 18 electrons? The number of electrons that any particular element has in the third level depends on its location on the periodic table and can range from none to 18 electrons. 8 elements in the second row, 8 electrons in the second orbit. What is the total number of electrons in the 2nd principal energy level of a nitrogen atom atomic number 7 )? 9. Each shell can contain only a fixed number of electrons: The first shell can hold up to two electrons, the second shell can hold up to eight (2 + 6) electrons, the third shell can hold up to 18 (2 + 6 + 10) and so on. How many electrons are there in the N 2? (The number of electrons in the nth energy level = 2n. 5. Why does the third period have 8 elements? According to the 2n2 rule, the maximum number of electrons in the third period = 2 x (3)2 = 18. But, the last shell cannot accommodate more than 8 electrons so, the number of electrons in third period is 8. Hence, the number of elements is also 8. Answer (1 of 7): The third shell aka the third energy level, where n=3, can and does contain up to 18 electrons. 2010-11-22 16:05:23. The third energy level of an atom, referred to as the M shell, can hold a maximum of 18 electrons. Because the first shell can only hold a maximum of 2 electrons, the third electron must go into the second shell. How many electrons does the 2nd shell hold? The third electron shell holds 4 electrons. the first always has 2, the second has 4 and any other shells after that also have 4 electrons. It has: The 1s orbital; An s-orbital holds 2 electrons. 2010-11-22 16:05:23. The shells of an atom have different limits for how many electrons they can hold depending on the size of the shell. The general formula is that the nth shell can in principle hold up to 2(n 2) electrons. FitnessCoached (2 + 6) electrons can hold the second shell, up to 18 (2 + 6 + 10) can hold the third shell and so on. Correspondingly, why is 3rd shell 8 or 18? 4. It also includes the 3d orbitals, which is in the third energy level. The first electron shell can hold two electrons, the second electron shell can hold eight electrons, and the third electron shell can. 4 How do hydrogen atoms make a covalent bond? If the single electron is. First, we look at the n=1 shell (the first shell). This first shell has only one subshell (labeled 1s) and can hold a maximum of 2 electrons. The closest shell to the nucleus is called the "1 shell" (also called the "K shell"), followed by the "2 shell" (or "L shell"), then the "3 shell" (or "M shell"), and so on farther and farther from the nucleus. However, this doesn't include other fourth energy level orbitals, like 4d and 4f. The shells correspond to the principal quantum numbers (n = 1, 2, 3, 4 ) or are labeled alphabetically with the letters used in X-ray notation (K, L, M, ). Also know, why is 3rd shell 8 or 18? The 2p,3p, 4p, and 5p can each hold six electrons because they have three orbitals. 7. Period 3 elements only go up to 8 for the 3rd shell, this is as far as you learn for GCSE generally. Why can the second energy shell only hold 8 electrons? Then the fourth shell begins to fill. 2012-10-02 14:50:13. Each shell can contain only a fixed number of electrons: The first shell can hold up to two electrons, the second shell can hold up to eight (2 + 6) electrons, the third shell can hold up to 18 (2 + 6 + 10) and so on. Following this, we can find out that there are a maximum of eight electrons in the second shell.The 2nd Shell holds 8, What is the 2 8 8 rule in chemistry? number of electrons in a shell can be denoted as 2n^2. This is also called the octet rule. What is the maximum number of electrons in each shell? Each shell can contain only a fixed number of electrons: The first shell can hold up to two electrons, the second shell can hold up to eight (2 + 6) electrons, the third shell can hold up to 18 (2 + 6 + 10) and so on. Electron configurations are a bit more complicated than we make them seem. 2. How many electrons can fit in the second energy level quizlet? There is a 4d orbital with 10 electrons which coincides with the 5th energy level of the periodic table. The second shell has 1 s orbital 3 p orbitals for a total of 4 orbitals which can hold a maximum of 8 electrons. How many electrons are in the 3rd shell? How many electrons can each level hold? How many electrons are in the 2nd shell of magnesium? Each orbital can hold up to two electrons, meaning that the 1s, 2s, 3s, 4s, and 5s can hold two electrons. Copy. 7 ) in the valence shell (for 1, it can hold 2 Starting on the left side of the periodic table with Hydrogen we ) in the valence shell (for 1, it can hold 2 Starting on the left Answer (1 of 6): Once a shell has 8 electrons in it then its 2 lowest energy subshells are full and the other subshells actually have a higher energy than the low energy subshells in the next shell out. Example: Electronic configuration of Ar (18) is1s2 2s2 2p6 3s2 3p6, whereas electronic configuration of Zn (30) is 1s2 2s2 2p6 3s2 3p6 3d10 4s2. 2 + 10 +6 = 18 electrons. In chemistry and atomic physics, an electron shell may be thought of as an orbit followed by electrons around an atom's nucleus. Because the first shell can only hold a maximum of 2 electrons, the third electron must go into the second shell. 6. level 2. Each shell can contain only a fixed number of electrons: The first shell can hold up to two electrons, the second shell can hold up to eight (2 + 6) electrons, the third shell can hold up to 18 (2 + 6 + 10) and so on.The general formula is that the nth shell can in principle hold up to 2(n 2) electrons. How many electrons are there in the N 2? How many electrons can each level hold? The fourth and fifth orbits would therefore hold 18 electrons.