Which pair of species is most likely to form an ionic bond? A) two electrically

Question

Which pair of species is most likely to form an ionic bond?
A) two electrically neutral species
B) two electrically charged species, one positive and one negative
C) two negatively charged species
D) two positively charged species

15. Which of the following situations is most likely to result in formation of a covalent bond?
A) when an electrically positive species interacts with an electrically negative species
B) when two nonmetallic elements interact to form a compound
C) when two electrically negative species interact
D) when two electrically positive species interact

16. Which of the following statements is generally true about electronegativity?
A) electronegativity decreases as we move left to right and decreases as we move top to bottom
B) electronegativity decreases as we move left to right and increases as we move top to bottom
C) electronegativity increases as we move left to right and decreases as we move top to bottom
D) electronegativity increases as we move left to right and increases as we move top to bottom

17. For which of the following pairs are the atoms most likely to form an ionic bond with each other?
A) carbon and oxygen
B) calcium and chlorine
C) chlorine and oxygen
D) sodium and magnesium

Explanation / Answer

14) B) two electrically charged species, one positive and one negative 15)B) when two nonmetallic elements interact to form a compound 16)C) electronegativity increases as we move left to right and decreases as we move top to bottom 17)B) calcium and chlorine

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