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The charge is 2+.

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Q: An atomic ion has 3 protons and 1 electron What is the charge of the ion?
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When an atom has different amounts of protons and electrons it is called an?

An Ion. An ion can have an overall positive or negative charge. The negative charge of an electron exactly cancels the positive charge of a proton, so when an atom has an equal number of both, it carries zero charge. An ion with more protons than electrons has a positive charge, and is more specifically termed a cation. An ion that has more electrons than protons, and therefore a negative overall charge, is called an anion.


An atom that carries an electric charge is called a neutron?

No. That would be called an ion.


How is it possible for an atom to have no charge even though it is made up of protons neutrons and electrons?

This occurs because the absolute value of the positive charge of the protons, which are concentrated in the nucleus of the atom, is offset by the negative charge of the electrons also in the atom but more diffusely located outside the nucleus. The absolute values of the charge on a proton and the charge on an electron are equal, but the charge on protons is positive and that on electrons is negative. If an atomic size entity contains no electrons, it is not an atom but a positive ion.


What causes an atom to have a positive charge?

Atoms consist of three subatomic Particles (Nuetrons, Protons, and electrons) when an atom looses an electron which is negatively charged it makes that atom positive, when an atom looses a Proton it makes it negative since that proton had a postive charge it is no longer balanced between negative and postive subatomic particles


How can you calculate the number of electrons in an atom?

For a neutral atom they must have equal numbers of protons and electrons. The atomic number is the number of protons in an atom of an element. Find the atomic number by looking at the periodic table of elements.

Related questions

How do you find the number of electron domains in an atom or ion?

This is based upon the number of protons in the atom's [or ion's] nucleus: it's atomic number. Protons possess one positive charge, normally balanced or offset by the negative charge possessed by an electron.


Does ion have neutral charge?

A positively-charged ion or cation has more protons than electrons. The proton number is the atomic number of the element, while the electron number is the atomic number minus the charge. A negatively-charged ion or anion has more electrons than protons . Again, the number of protons is the atomic number. Positive ions are chemical species which carries a positive electrical charge. These ions form when an atom or molecule loses an electron. Therefore, Positive ions have more protons than electrons. But, negative ions are chemical species which carries a negative electrical charge. These ions form when an atom or molecule gains an electron.


What happens to the atomic number of sodium when it loses one electron?

Atomic number is the number of protons in the nucleus of an atom. Therefore, sodium's atomic number is always 11, even if it loses 1 electron. However, when a sodium atom loses 1 electron, it will form an ion with a 1+ charge.


What is the charge of an ion that contains 21 protons and 19 electrons?

This ion will have a charge of -1. The atomic number is the number of protons in the atom's nucleus. A neutral atom will have a number of electrons equal to the atomic number, which is the number of protons in that nucleus. Since you have an extra electron your atom has a negative charge of one electron's worth, or minus one, which is 1.6 x 10-19 coulombs.


What is the charge on a carbonate ion Compare to the number of protons how many electron does the carbonate ion have?

2-


Fluorine has an atomic number of 9 What is the symbol and charge for an ion of fluorine that has 10 electrons?

A fluorine ion with atomic number 9 and 10 electrons has a charge of -1 because it has one extra electron as compared to the number of protons (10-9 = 1). Its symbol is F-.


What determines size of an atom?

Protons, neutrons and electrons


When a chlorine atom gains an electron what is it charge?

when the chlorine atom gains an electron its charge becomes -1. this is because the total number of electrons for chlorine is now 18. protons and electrons have the same atomic number, but when a chlorine ion forms it has one extra electron compared to the number of protons therefore giving it a negative charge of 1.


How many protons are in a ion with 86 electrons and a -1 charge?

A neutral atom has an equal number of protons and electrons. Protons are positively charged, and electrons are negatively charged. Therefore if you have an ion with a -1 charge, it has one extra electron. So your ion has 85 protons.


What has 35 protons 45 neutrons and 36 electron?

Since it has 35 protons, it's atomic number is 35, which is the atomic number of Bromine. Bromine has an average Atomic Mass of 79.9 which would account for the 45 neutrons. Normally the number of electrons and protons are the same. Since there are 36 electrons that means there is one extra electron beyond the 35 protons. This means that the Bromine atom has gained an electron and is no longer electrically neutral. It is an ion with a charge of negative one (-1)


What particles will have a negative charge?

An electron has a negative charge. Also an ion in which there are more electrons than protons has a negative charge. Such an ion is called as anion.


How many protons are in an ion with 86 electrons and a 1 charge?

A neutral atom has an equal number of protons and electrons. Protons are positively charged, and electrons are negatively charged. Therefore if you have an ion with a -1 charge, it has one extra electron. So your ion has 85 protons.