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It tells you how many protons an atom of an element has. It is the basis of the arranegement of the Periodic Table and has taken the scientific world a long time to discover. About 1860 C. E. Mendeleyev published the first such table.
Wiki User
∙ 11y ago
Wiki User
∙ 15y agoAccording to modern periodic table Atomic numbers are the fundamentals in order to explain the properties of an atom.One thing more and that is the concept of isotopes also make the atomic masses less strong to explain atomic properties which has no effect on atomic numbers.
Wiki User
∙ 15y agoIn order to know about the atomic properties and its chemical behaviour we need atomic numbers.
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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)
Why do we need atoms?
According to modern Periodic Table Atomic numbers are the fundamentals in order to explain the properties of an atom.One thing more and that is the concept of isotopes also make the atomic masses less strong to explain atomic properties which has no effect on atomic numbers.
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.
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
Who made atomic numbers?
M.GMosly found the atomic number. Atomic number is equals to protons.
What is an example of atomic numbers?
Atomic number= number of protons. Hydrogen atomic number=1
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 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.
What is starches atomic number?
starches is a compound. Copouds does not have atomic numbers.
How many atomic numbers does oxygen has?
The atomic number for Oxygen is 8.
How elements arranged according to increasing atomic number?
atomic numbers
