The cause of periodicity of properties of elements is due to the repetition of similar:

Electronic configuration of atoms in the outermost energy shell

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Solution

The correct option is A
Electronic configuration of atoms in the outermost energy shell

The cause of periodicity of properties of elements is due to the repetition of similar electronic configuration of their atoms in the outermost energy shell after certain regular interval.

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Similar questions

Q. The periodic repetition of the elements with similar properties after certain regular interval when atoms are arranged in increasing order of atomic number is called periodicity.

The periodical repetition of elements with similar properties after certain regular intervals when elements are arranged in order of increasing atomic number is called:

Q. When elements are placed in the order of their increasing atomic number,
the elements having the same number of __________ is repeated in such a way, so as to fall under the same group. Since, the electronic configuration of the valence shell electrons is same they show similar properties.

Q. Which element has the greatest number of electrons in the outermost shell (energy level) of its atom?

Q. The following table represents the first three periods of the modern periodic table. Study the table and answer the questions that follow:
(i) Write the formula of the sulphate of the element with atomic number 13.
(ii) What type of bonding will be present in the oxide of the element with atomic number 1?
(iii) Which feature of the atomic structure accounts for the similarities in the chemical properties of the elements in group VIIA of the periodic table?
(iv) Name the element which has the highest ionization potential.
(v) How many electrons are present in the valence shell of the element with atomic number 18?

Figure

(vi) What is the name given to the energy released, when an atom in its isolated gaseous state accepts an electron to form an anion?
(vii) What is the electronic configuration of the element in the third period which gains one electron to become an anion?
(viii) Fill in the blanks:
The atomic size ________ as we move from left to right across the period, because the ________ increases, but the ________ remains the same.

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The cause of periodicity of properties of elements is due to the repetition of similar:

The correct option is A Electronic configuration of atoms in the outermost energy shell The cause of periodicity of properties of elements is due to the repetition of similar electronic configuration of their atoms in the outermost energy shell after certain regular interval.

The correct option is A
Electronic configuration of atoms in the outermost energy shell

The cause of periodicity of properties of elements is due to the repetition of similar electronic configuration of their atoms in the outermost energy shell after certain regular interval.