the first energy levels hold 2, 8, and 18 a total of 28 electrons
The first energy level has a maximum of two valence electrons. The second and third energy levels have a maximum of 8 valence electrons.
The second energy level can hold a maximum of 8 electrons. Magnesium has 12 electrons, so in its second energy level, there will be 8 electrons (2 in the first energy level and 8 in the second energy level).
The maximum number of electrons that can occupy a given energy level (or shell) in an atom is determined by the formula (2n^2), where (n) is the principal quantum number corresponding to that energy level. For example, for the first energy level ((n=1)), the maximum is 2 electrons; for the second level ((n=2)), it is 8 electrons; and for the third level ((n=3)), it is 18 electrons. This relationship arises from the quantization of electron states and the constraints imposed by quantum mechanics.
Each inner energy level of an atom can hold a maximum number of electrons. Electrons orbit around the nucleus of an atom in shells. Each shell has a set maximum number of electrons it can hold, and the shell has to be completely filled before electrons can start filling up the next shell.
2 electrons
The maximum number of electrons that can be found in the first energy level (or inner level) of an element is 2 electrons. This is because the first energy level only has one subshell, which can accommodate a maximum of 2 electrons.
The maximum number of electrons in each energy level is determined by the formula 2n^2, where n represents the energy level (shell). For example, the first energy level (n=1) can hold a maximum of 2 electrons, the second energy level (n=2) can hold a maximum of 8 electrons, and so on.
An element with two energy levels can have a maximum of 8 electrons. The first energy level can hold up to 2 electrons, while the second energy level can hold up to 6 electrons.
The maximum number of electrons that can be held in an energy level is given by the 2n^2 rule, where n is the principal quantum number of the energy level. So, for example, the first energy level (n=1) can hold a maximum of 2 electrons, the second energy level (n=2) can hold a maximum of 8 electrons, and so on.
the first energy levels hold 2, 8, and 18 a total of 28 electrons
The first energy level can contain 2 electrons. The second energy level can contain 8 electrons. The third energy level can contain 18 electrons.
The first energy level has a maximum of two valence electrons. The second and third energy levels have a maximum of 8 valence electrons.
2 electrons are found in the first electron shell.
The number of electrons in each energy level is determined by the formula 2n², where "n" is the principal quantum number of the energy level. For example, the first energy level (n=1) can hold a maximum of 2 electrons, the second energy level (n=2) can hold a maximum of 8 electrons, and so on.
The first energy level of an atom can hold a maximum of 2 electrons.
The number of electrons in a shell is 2n2, where n=shell number. So for the first shell, there is a maximum of 2 electrons.