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Ion Formation and Charges

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Questions and Answers

Which of the following statements is true about ions?

Ions form when electrons move from one atom to another (correct)
Ions form when protons move from one atom to another
Ions form when atoms combine chemically
Ions form when neutrons move from one atom to another

What does a positive charge on an ion indicate?

Protons have been lost
Electrons have been lost (correct)
Protons have been gained
Electrons have been gained

What does a negative charge on an ion indicate?

Protons have been lost
Protons have been gained
Electrons have been lost
Electrons have been gained (correct)

How are valence electrons related to compound formation?

Valence electrons are the electrons in the outermost shell of an atom and are available for compound formation (A) Signup and view all the answers

What is the relationship between the number of valence electrons and the group number on the periodic table?

The number of valence electrons is equal to the group number (D) Signup and view all the answers

Which of the following is true about ions?

Ions are formed when electrons move from one atom to another. (C) Signup and view all the answers

What is the relationship between valence electrons and compound formation?

Valence electrons are loosely bound and available for compound formation. (D) Signup and view all the answers

What is the maximum number of electrons that can be present in the first orbital of an atom?

2 (D) Signup and view all the answers

Which of the following is true about noble gases?

Noble gases do not form compounds because they are already stable. (A) Signup and view all the answers

What is the standard atomic notation used for drawing Bohr-Rutherford diagrams?

The atomic number (A) Signup and view all the answers