# How many energy levels does P have?

Category: science chemistry
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So for the element of PHOSPHORUS, you already know that the atomic number tells you the number of electrons. 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.

Besides, how many energy levels are in phosphorus?

Element Element Number Number of Electrons in each Level
Magnesium 12 2
Aluminum 13 2
Silicon 14 2
Phosphorus 15 2

Also, why is 3rd shell 8 or 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. The general formula is that the nth shell can in principle hold up to 2(n2) electrons.

In this regard, how many energy levels are there in an atom?

Number of energy levels in each period The atoms in the first period have electrons in 1 energy level. The atoms in the second period have electrons in 2 energy levels. The atoms in the third period have electrons in 3 energy levels. The atoms in the fourth period have electrons in 4 energy levels.

How many energy levels does rubidium have?

Data Zone

Classification: Rubidium is an alkali metal
Protons: 37
Neutrons in most abundant isotope: 48
Electron shells: 2,8,18,8,1
Electron configuration: [Kr] 5s1

### How do you determine energy level?

The formula defining the energy levels of a Hydrogen atom are given by the equation: E = -E0/n2, where E0 = 13.6 eV (1 eV = 1.602×10-19 Joules) and n = 1,2,3… and so on. The energy is expressed as a negative number because it takes that much energy to unbind (ionize) the electron from the nucleus.

### What is the highest occupied energy level in phosphorus?

the highest occupied energy level? phosphorus has three electrons in its 3p sub level. neon has its highest energy level completely filled.

### How does phosphorus bond with oxygen?

The size of a phosphorus atom also interferes with its ability to form double bonds to other elements, such as oxygen, nitrogen, and sulfur. As a result, phosphorus tends to form compounds that contain two P-O single bonds where nitrogen would form an N=O. double bond.

### What is the energy level of sulfur?

Number of Energy Levels: 3
First Energy Level: 2
Second Energy Level: 8
Third Energy Level: 6

### What is the Bohr model for phosphorus?

So for the element of PHOSPHORUS, you already know that the atomic number tells you the number of electrons. 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.

### What is meant by energy level?

Energy levels inside an atom are the specific energies that electrons can have when occupying specific orbitals. Electrons can be excited to higher energy levels by absorbing energy from the surroundings. Light is emitted when an electron relaxes from a high energy state to a lower one.

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### What is the highest level of energy?

The larger the number of the energy level, the farther it is from the nucleus. Electrons that are in the highest energy level are called valence electrons. Within each energy level is a volume of space where specific electrons are likely to be located.

### Why is there so much energy in an atom?

Because the potential energy keeping an atom together is so strong. The energy keeping the nucleus together is strong. An atom includes both the nucleus and electrons, and the binding energy of electrons is magnitudes smaller than nuclear binding energy. Splitting a single atom results in a very tiny release of energy.

### What is energy level diagram?

Chemists sometimes use an energy level diagram to represent electrons when they're looking at chemical reactions and bonding. Chemists use the energy level diagram as well as electron configuration notation to represent which energy level, subshell, and orbital are occupied by electrons in any particular atom.

### What are the main energy levels?

A principal energy level may contain up to 2n2 electrons, with n being the number of each level. The first energy level can contain 2(1)2 or two electrons; the second can contain up to 2(2)2 or eight electrons; the third can contain up to 2(3)2 or 18 electrons, and so on.

### What are the four quantum numbers?

In atoms, there are a total of four quantum numbers: the principal quantum number (n), the orbital angular momentum quantum number (l), the magnetic quantum number (ml), and the electron spin quantum number (ms).

### Are atoms energy?

All matter is made up of atoms. These shells are actually different energy levels and within the energy levels, the electrons orbit the nucleus of the atom. The ground state of an electron, the energy level it normally occupies, is the state of lowest energy for that electron.

### Which energy level has the least energy?

At the lowest energy level, the one closest to the atomic center, there is a single 1s orbital that can hold 2 electrons. At the next energy level, there are four orbitals; a 2s, 2p1, 2p2, and a 2p3. Each of these orbitals can hold 2 electrons, so a total of 8 electrons can be found at this level of energy.

### Why are energy levels discrete?

To jump from one energy level to a higher energy level the electron has to absorb light, meaning energy, it has to absorb a photon. It can not absorb part of a photon, therefore it can not have an in-between level, the levels are discrete, meaning there can be no in-between levels.

### What are the four energy levels?

There are four types of orbitals that you should be familiar with s, p, d and f (sharp, principle, diffuse and fundamental). Within each shell of an atom there are some combinations of orbitals.

### Why does the 3rd period have 8 elements?

According to the Aufbau's Principle (the building up principle) there can be only EIGHT elements that satisfy this. This is because the S orbital of the fourth shell sits at a lower energy level (closer to the nucleus) than the d orbital of the third shell.