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Mendeleev's Periodic Table -- the reason for periodicity -- is explained by the arrangement of the electrons around the nucleus.

*Read your chemistry book* :D

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Dimitri Welch

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2y ago
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12y ago

Group 1 has the largest nuclei, group 2 have the 2nd largest nuclei and 13-18 all have the smallest nuclei.

Read more: How_do_the_atomic_numbers_of_the_elements_within_each_of_Groups,_1,_2,_and_13-18_of_the_periodic_table_vary

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13y ago

Mendeleev's Periodic Table -- the reason for periodicity -- is explained by the arrangement of the electrons around the nucleus.

*Read your chemistry book* :D

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13y ago

Group 1 has the largest nuclei, group 2 have the 2nd largest nuclei and 13-18 all have the smallest nuclei.

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11y ago

The periodic table is arranged in the increasing order of atomic number. The atomic number increases down a group as well as across a period.

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8y ago

Atomic numbers increase from the top down in each group.

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Q: How do the atomic numbers of the elements within each of Groups 1 2 and 13 to 18 of the periodic table vary?
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Related questions

What data about elements are found on the Periodic Table?

On standard ones, Their Symbols, atomic & mass numbers, and groups.


How elements arranged in the periodic table?

Elements are arranged on the Periodic Table in the order of the atomic number, in groups and periods.


What statement says that the properties of elements repeat in predictable way when atomic numbers are used to arrange elements into groups?

This is called the "Periodic Law" or "Principle of Periodicity".


What is the periodic law?

Periodic Table of elements.


The elements in the periodic table goes accoring to?

In the modern form of periodic table, all elements are arranged in increasing order of their atomic numbers. The periodic properties of elements are functions of their atomic weights.


Elements are organized in the periodic table by their?

The periodic table is a function of the atomic number.


How are period arranged on the periodic table?

The elements are arranged in order of increasing atomic number in the Periodic Table. The rows are called periods and the columns are called groups.


Is your modern periodic table based on atomic mass or atomic number?

The modern periodic table is arranged according to the elements' atomic numbers.


How are elements organized?

atomic number Chemical elements are organized in the form of the periodic table of Mendeleev, in groups and periods.


What are the order of elements on the periodic table based on?

the elements in the modern periodic table are arrange in the increasing order of their atomic numbers.


When the repeating chemical and physical properties of elements change periodically with the elements atomic numbers it is?

The answer to, ' when repeating chemical and physical properties of elements change periodically with the elements' atomic numbers it is called the?'Periodic law, is the answer. PERIODIC LAW !orPeriodicity of the chemical elements properties.


What number is periodic table arranged by?

Periodic table is arranged by atomic number. elements are arranged in groups and periods.