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Calcium atoms have 8 electrons in the second energy level. However, they are not the valence electrons. The outermost electrons in a calcium atom in the ground state are 2 4s electrons. So calcium atoms in the ground state have 2 valence electrons in the fourth energy level.

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How many electrons are in the fourth level of a calcium atom?

There are 2 electrons in the fourth energy level of a calcium atom. Calcium has an atomic number of 20, which means it has 20 electrons distributed in different energy levels, with 2 electrons in the first energy level, 8 electrons in the second energy level, 8 electrons in the third energy level, and 2 electrons in the fourth energy level.


How many electrons does calcium have and where are they located at?

The atomic number of calcium is 20 as it has 20 protons and 20 electrons, they are located outside the Nucleus in the orbits known as energy levels, and are commonly known as shells of the atom. in the first energy level there are 2 electrons, in the second energy level there are 8 electron, in the third energy level there are 8 electrons, and in the fourth energy level there are 2 electrons.


What is the total number of electrons in the second principal energy level of a calcium atom in the ground state?

The electron configuration of calcium is: 1s2 2s2 2p6 3s2 3p6 4s2 The "second principle energy level" refers in this case to the 2s and 2p orbitals, so it would be a total of 8 electrons.


How many electrons are the third energy level of a calcium atom?

There are 8 electrons in the third energy level of a calcium atom.


How many electrons are in the second energy level of magnesium?

There are 8 electrons in the second energy level of magnesium. This can be determined because magnesium has an atomic number of 12, meaning it has 12 electrons in total. The first energy level is filled with 2 electrons, leaving 10 electrons to distribute in the remaining energy levels, with 8 of those in the second level.

Related Questions

How many electrons are in the fourth level of a calcium atom?

There are 2 electrons in the fourth energy level of a calcium atom. Calcium has an atomic number of 20, which means it has 20 electrons distributed in different energy levels, with 2 electrons in the first energy level, 8 electrons in the second energy level, 8 electrons in the third energy level, and 2 electrons in the fourth energy level.


How many electrons does calcium have and where are they located at?

The atomic number of calcium is 20 as it has 20 protons and 20 electrons, they are located outside the Nucleus in the orbits known as energy levels, and are commonly known as shells of the atom. in the first energy level there are 2 electrons, in the second energy level there are 8 electron, in the third energy level there are 8 electrons, and in the fourth energy level there are 2 electrons.


What is the total number of electrons in the second principal energy level of a calcium atom in the ground state?

The electron configuration of calcium is: 1s2 2s2 2p6 3s2 3p6 4s2 The "second principle energy level" refers in this case to the 2s and 2p orbitals, so it would be a total of 8 electrons.


How many electrons are in the outer energy level for calcium?

There are 2 electrons in the outer energy level for calcium, as it is located in the 4th (outermost) energy level of the electronic configuration.


What is the dot diagram for Ca?

The electron dot diagram for calcium (Ca) would show two electrons in the first energy level and eight electrons in the second energy level. The symbol for calcium (Ca) is placed in the center with dots surrounding it representing the valence electrons.


What is the correct number of electrons in the second energy of magnesium?

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).


How many electrons are in magnesium's second energy level?

In the second energy level of an atom, there can be a maximum of 8 electrons. Magnesium has 12 electrons in total, with 2 electrons in the first energy level and 8 electrons in the second energy level.


If an atom has 7 electrons how many electrons are located in the second energy level?

An atom with seven electrons will have five electrons in the second energy level.


How many electrons are the third energy level of a calcium atom?

There are 8 electrons in the third energy level of a calcium atom.


How many electrons are in the second energy level of a boron atom?

A boron atom has three electrons in its second energy level.


What liquid non metal has the same energy level of calcium?

Calcium has electrons in the 4th energy level. The only liquid that has valence electrons in energy level 4 would be BROMINE.


What is the electron arrangement for calcium?

The electron arrangement for calcium is 2,8,8,2. This means that calcium has 20 electrons arranged in four energy levels, with 2 electrons in the first energy level, 8 electrons in the second and third energy levels, and 2 electrons in the fourth energy level.