On the basis of quantum numbers justify that the sixth period table should have 32 elements.

Number of elements in the third period?

What is the basis of classification of elements in the periodic table?

Justify the position of hydrogen in the periodic table

The representation of Bohr model of elements with atomic number 3 to 9 in the second period of the periodic table. Is there are in the number of shells with the increase in atomic number?

Consider the statement, "The two electrons of He atom have the same set of quantum numbers." d) Write the all quantum numbers of outer electrons of the atom

The best reason to account for the general tendency of atomic diameters to decrease as the atomic number increase within a period of the periodic table is the fact that

Write the atomic number of the element in the third period and group 17 of the period table.

Where is the position of d block elements in the periodic table?