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Calcium is the element that has the atomic number 20.
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∙ 12y ago
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∙ 12y agoelement 20 is calcium and its atomic weight is 40.078
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∙ 9y agoThere are 118 elements in Periodic Table. Calcium is a highly reactive one. Caciums atomic number is 20.
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∙ 8y agoCa, or Calcium.
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∙ 16y agocalcium
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∙ 14y agocalcium
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∙ 13y agoneon
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∙ 13y ago2
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∙ 12y agoCalcium.
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How many electrons do calcium has?
Calcium, as an element, has 20 electrons. But when becomes an ion, it loses two electrons, becoming Ca+2. Therefore, as an ion, calcium has only 18 electrons.18
Which element has 20 protons 20 neutrons and 20 electrons?
Calcium has 20 protons and electrons. The symbol for calcium is Ca and its atomic number is 20.
What is the number of electrons in a neutral atom of an element on an periodic table?
There is none, but a neutral atom is called a neutron. There is no neutral element.
How many electrons does an atom of copper have?
Copper is a metal element. There are 27 electrons in a single atom.
An element has an atomic number of 30 how many protons and electrons are in a neutral atom of the element?
It will have 30 protons and 30 electrons if the atom is neutral.
What scientific element has 20 electrons?
Calcium has twenty electrons in each atom.
What element has 20 electrons when the atom is electrically charged?
Neon atom
How many electrons do the calcium?
Calcium is a metal element. There are 20 electrons in a single atom.
How many electrons are transfered in calcium?
Calcium is a metal element. There are 20 electrons in a single atom.
How many electrons do calcium has?
Calcium, as an element, has 20 electrons. But when becomes an ion, it loses two electrons, becoming Ca+2. Therefore, as an ion, calcium has only 18 electrons.18
Which element has 20 protons 20 neutrons and 20 electrons?
Calcium has 20 protons and electrons. The symbol for calcium is Ca and its atomic number is 20.
How many valence electrons are in calcium?
Calcium is a non metal element. There are 20 electrons in a single atom.
How many electrons in the atom Pb?
Lead is a metal element. There are 82 electrons in a single atom.
What number of an element can be used to determine the number of electrons in an atom?
The Atomic Number of an element is the same as the number of protons in the nucleus of an atom of that element and/or the number of electrons a in neutral atom of that element.
If you know the number of electrons in a neutral atom can you determine what the element is?
Yes, in a neutral atom the number of electrons and protons is equal, and it is the number of protons that determines what element the atom is. So, by looking at the number of electrons you can tell what element it is.
How many protoons and electrons does each calcium atom have?
it will always have 20 proton (+) and it may have a random amount of electrons that depends if neutrally charged it will be 20 electrons (-) negatively charged -19 electrons and positively charged is +21 electrons
What element has eighteen electrons?
As a neutral atom (When it is not an ion) the element argon has eighteen electrons.
