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basically? how they react.

some scientist guy who was good with calculations predicted qualitys of elements like, ages ago, before they were discovered.
he basically designed the Periodic Table.
if you notice, its in groups

the first column, alkali metals, get nasty with water or anything more acidic
sodium + water = fire
sodium + pure sulfuric acid = boom

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They are arranged in increasing number of protons, and with respect to the number of electrons in the outer electron shell.

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14y ago
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12y ago

the elements were arranged in order of increasing Atomic Mass . <3

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9y ago

The elements are arranged according to increasing atomic number. The properties are periodic when arranged in this manner. Henry Moseley gave this concept.

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Related questions

Who arranged the elements in the periodic table according to increasing weight?

Dmitri Mendeleev arranged the elements in periodic table according to increasing weight. He found their properties to be periodic when arranged in this pattern.


How is the periodic table is organized into columns called?

The elements arranged according to their atomic number in the table are called periodic table.


What is used to order elements on a periodic table?

the periodic table is arranged according to their atomic number.


What is used to order elements on the periodic table?

the elements in the modern periodic table are arranged according to their increasing atomic number.


Table of the elements arranged according to repeated changes in properties?

periodic table


How are the elements arranged?

atomic number


Today What are the periodic table of elements recognized for?

The elements are arranged in order according to the atomic number. The periodic table is arranged so that the elements in each column have similar chemical properties.


How was the periodic table first arranged?

The first periodic table was developed in 1869 by Dmitri Mendeleev. He arranged the known elements by atomic mass.


In the periodic table elements are arranged in order of?

According to the number of their protons


Who was or is Mendeleev in periodic tables?

He is the founder of the periodic table. He arranged the elements according to the atomic masses. Few changes are made in his periodic table to make the modern periodic table.


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.


In the periodic table the elemets are arranged by?

In the periodic table, the elements are arranged by atomic number