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Atomic Mass of Iodine is 126.90447 ± 0.00003 u.

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9y ago

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Iodine atomic number and atomic mass?

the atomic number is 53 and the atomic mass is 126.9 so you would round it up to 127


What is the atomic mass number of iodine?

The atomic mass number of iodine is 17.8923


What is the atomic mass of lodine?

Iodine is a metal element. Atomic mass of it is 127.


What element has 127 atomic mass?

Iodine is a non meta element. Atomic mass of it is 127.6.


What is the difference in atomic mass of iodine and magnesium?

Iodine is 127 and Magnesium is 24 so the difference is 103 atomic mass units.


The atomic mass of iodine is less than the atomic mass?

The atomic mass of iodine is about 126.9 g/mol, which is indeed less than the atomic mass of many other elements. This low atomic mass for iodine is due to its position in the periodic table and the number of protons and neutrons in its nucleus.


What is the atomic number and atomic mass of iodine?

The atomic number of iodine (I) is 53.The atomic weight of I is 126.90 grams per mole.Iodine is a diatomic molecule, I2.See the Web Links to the left of this answer for a periodic table with more information about this element!


Which element has the atomic mass of 126.9045?

The element is Iodine (I). It has an atomic mass of about 126.9.


What element has an atomic mass of 131?

The element with atomic mass 131 is Iodine (I)


What is tha atomic mass of idone?

Iodine is a non meta element. Atomic mass of it is 127.


What is the mass of 1 iodine atom?

The mass of 1 iodine atom is approximately 126.9 atomic mass units (u).


How tellurium and iodine show the periodic table is not arranged on basic of increasing atomic mass?

They show that the periodic table isn't arranged on the basis of increasing atomic mass because iodine has a mass lesser than tellurium. Iodine has a mass of 126.90 and tellurium has a mass of 127.60.