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Periodic table by SDPF blocks without symbols (difficult)

Currently, the periodic table is organized and subdivided into four blocks depending on the last orbital of the electronic configuration. These blocks are called:

Block s: in these elements the most ...

Periodic table, periods 6 and 7 without symbols (difficult)

In the periodic table of the elements, each row of the table is called the period. The number of levels an atom has determines the period to which it belongs.

The periodic table of the elements is the ...

Test sobre el átomo

Test sobre conceptos básicos del átomo.

Conocimientos requeridos:

Partículas subatómicas: protón, neutrón y electrón.

Números másico y a ...

Periodic table without symbols (difficult)

The periodic table of the elements is the way proposed by Dmitri Mendeléyev in 1869 to arrange the chemical elements, which are ordered by their atomic number, their electron configuration and ...

Periodic table by subgroups with symbols (difficult)

Após uma classificação de acordo com as propriedades de ligação e ionização dos elementos, os elementos da tabela periódica podem ser classifica ...

Periodic table with symbols (difficult)

The periodic table of the elements is the way proposed by Dmitri Mendeléyev in 1869 to arrange the chemical elements, which are ordered by their atomic number, their electron configuration and ...

Periodic table without symbols (difficult)

The periodic table of the elements is the way proposed by Dmitri Mendeléyev in 1869 to arrange the chemical elements, which are ordered by their atomic number, their electron configuration and ...

Periodic table, halogen group with symbols (difficult)

Halogens (from the Greek, salt-forming) are very useful elements since, as the name implies, they form salts when they react with metals. Without the halogens we would not have sodium chloride, better ...

Periodic table, halogen group without symbols (difficult)

Halogens (from the Greek, salt-forming) are very useful elements since, as the name implies, they form salts when they react with metals. Without the halogens we would not have sodium chloride, better ...

Periodic table, halogen group without symbols (difficult)

Halogens (from the Greek, salt-forming) are very useful elements since, as the name implies, they form salts when they react with metals. Without the halogens we would not have sodium chloride, better ...

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