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It has 78 neutrons.

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How many protons neutrons electrons does Cs have?

Cesium (Cs) has 55 protons, as indicated by its atomic number. In a neutral atom, it also has 55 electrons. The number of neutrons can be determined by subtracting the atomic number from the atomic mass; the most common isotope of cesium has approximately 78 neutrons (55 protons + 78 neutrons = 133 atomic mass).


How many neutrons does a cesium 141 have?

The atomic number of cesium is 55. The number of neutrons is the isotope mass number minus atomic number, or in this instance 86 neutrons.


How many protons and neutrons does cesium 134 have?

Oh, dude, cesium-134 has 55 protons and around 79 neutrons. It's like the cool kid at the periodic table party, just hanging out with its atomic number of 55 and atomic mass of around 134. So, yeah, it's got its protons and neutrons chillin' like, "What's up, we're cesium-134."


How many neutrons are in an atom of cesium 137?

In atomic form (as opposed to being an ion), cesium-137 has 55 electrons, just as all cesium atoms have.


What is the mass number of an iron that has 29 neutrons?

The mass number of an iron is determined by the total number of protons and neutrons. Iron has an atomic number of 26, meaning it has 26 protons. If the iron atom has 29 neutrons, the mass number would be 26 (protons) + 29 (neutrons) = 55.


How many neutrons in Mn-25?

In it's most stable form, 55 is its atomic mass. 55 overall - 25 protons = 30 neutrons


If an atom has a number of 25 and an atomic mass of 55?

It is an atom of the element manganese (symbol - Mn).


How many neutrons does Manganese-55 have?

Manganese is a metal element. Atomic mass number of it is 55.


How many neutrons does technetium have?

Technetium has 34 isotopes, with no stable isotopes


How many protons electrons and neutrons do Caesium have?

Caesium is in the first raw. Atomic number of it is 55. So it has 55 protons.


What is the element that has a mass of 55 and contains 30 neutrons in its atoms?

The element with a mass of 55 and 30 neutrons in its atoms is zinc (Zn). This can be determined by subtracting the number of neutrons from the atomic mass of the element.


An atom with 55 protons and 76 neutrons?

An atom with 55 protons is a cesium atom. The mass number is the sum of the numbers of protons and neutrons, in this instance 131. Therefore, the atom is Cs-131.