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Mastering Ionic Radii

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Questions and Answers

Which of the following statements about protons is true?

Protons have a neutral charge
Protons have a negative charge
Protons have a positive charge (correct)
Protons have no influence on electrons

What is the relationship between the number of protons and the positive charge of an atom?

Atoms with higher numbers of protons have no influence on the positive charge
Atoms with higher numbers of protons have a more substantial positive charge (correct)
Atoms with higher numbers of protons have a negative charge
Atoms with higher numbers of protons have a weaker positive charge

What is the relationship between the number of protons and the radius of an atom or ion?

Atoms with higher numbers of protons have a neutral charge
The number of protons has no influence on the radius
Atoms with higher numbers of protons have a larger radius
Atoms with higher numbers of protons have a smaller radius (correct)

Which of the following ions are in an isoelectronic series?

Nitrogen (N), oxygen (O), fluorine (F) (A) Signup and view all the answers

What is the relationship between the number of protons and the ionic radius of an anion?

Anions with a higher number of protons have a smaller ionic radius (D) Signup and view all the answers

Which statement best describes the ionic radius of an atom?

The ionic radius can be larger or smaller than the atomic radius. (B) Signup and view all the answers

What is the relationship between the number of electrons gained or lost and the ionic radius of an atom?

The more electrons gained or lost, the larger the ionic radius. (D) Signup and view all the answers

What happens to the ionic radius of an atom when it gains an electron?

The ionic radius increases. (D) Signup and view all the answers

What happens to the ionic radius of an atom when it loses an electron?

The ionic radius decreases. (D) Signup and view all the answers

Can ions of different elements have the same ionic radius?

No, ions of different elements can have the same ionic radius only if they are isoelectronic. (D) Signup and view all the answers

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