Which of the following statement is correct with respect to the stability of an atom?

Fully filled outer orbit

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Number of protons and electrons are equal

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Number of protons and neutrons are equal

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None of the given options are correct

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Solution

The correct option is A
Fully filled outer orbit

The fully filled outer orbit i.e. 8 electrons in the outermost orbit of an atom is considered to be stable. The concept of 8 electrons in the outermost orbit is also called as octet configuration.

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Similar questions

Q. Which of the following statement is always correct?

(a) an atom has equal number of electrons and protons

(b) an atom has equal number of electrons and neutrons

(d) an atom has equal number of electrons, protons and neutrons

Q. Question 17
Which of the following statement is always correct?

(a) An atom has equal number of electrons and protons
(b) An atom has equal number of electrons and neutrons
(c) An atom has equal number of protons and neutrons
(d) An atom has equal number of electrons, protons and neutrons

Which of the following statements is/ are correct about neutral elements?

(i) Atomic number = number of protons = number of electrons
(ii) Mass number = number of protons + number of neutrons
(iii) Atomic number = number of protons + number of electrons
(iv) Mass number = number of neutrons = number of electrons

Q. The number of electrons, neutrons and protons in a species are equal to

10, 8

and

8

respectively. The proper symbol of the species is :

The number of electrons ,protons and neutrons in a species are equal to 18, 16 and 16 respectively. Assign the proper symbol to the species.

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Which of the following statement is correct with respect to the stability of an atom?

The correct option is A Fully filled outer orbit The fully filled outer orbit i.e. 8 electrons in the outermost orbit of an atom is considered to be stable. The concept of 8 electrons in the outermost orbit is also called as octet configuration.

The correct option is A
Fully filled outer orbit

The fully filled outer orbit i.e. 8 electrons in the outermost orbit of an atom is considered to be stable. The concept of 8 electrons in the outermost orbit is also called as octet configuration.