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the number of protons found in the nucleus of an atom
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∙ 15y ago
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Which is the average of the mass numbers of an element's isotopes?
the Atomic Mass
What is an example of atomic numbers?
Atomic number= number of protons. Hydrogen atomic number=1
What elements have atomic number?
All chemical elements have atomic numbers.
What are the big numbers called on the periodic table?
The big numbers are atomic numbers. They are equal to number of protons. Elements are arranged in order of increasing atomic number.
How many lanthanides and actinides are there?
There are 15 lanthanides (atomic numbers 57-71) and there are 15 actinides (atomic numbers 89-103)
What element has the atomic number for 3.14?
No element has this atomic number. All atomic numbers are whole numbers.
What is a non example of a atomic number?
Only the counting numbers can exist as atomic numbers. Fractions and decimals cannot be an atomic number.
What does the atomic number of an element refer to?
The atomic number of an element refers to the number of protons.
What does the atomic number to an element refer to?
The atomic number of an element refers to the number of protons.
Where are the atomic numbers of an atom on the Bohr diagram?
The atomic numbers are the numbers of protons in the nucleus of atoms, so they are placed in the nucleus of a Bohr diagram.
Which is the average of the mass numbers of an element's isotopes?
the Atomic Mass
What does atomic weight refer to?
The mass of the protons plus the mass of the neutrons, also called the atomic mass.
Who made atomic numbers?
M.GMosly found the atomic number. Atomic number is equals to protons.
What is the atomic number for CO2?
CO2 does not have an atomic number as it is a compound. Only elements have atomic numbers.
What is an example of atomic numbers?
Atomic number= number of protons. Hydrogen atomic number=1
What is radix 8?
That may refer to numbers in base 8 - also called octal numbers.That may refer to numbers in base 8 - also called octal numbers.That may refer to numbers in base 8 - also called octal numbers.That may refer to numbers in base 8 - also called octal numbers.
What are the two criteria that are responsible for the arrangement of the periodic table?
The elements in the modern periodic tables have been arranged on the basis of their atomic numbers.
