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BOND CLEAVAGE MCQs

Total Questions : 20 | Page 2 of 2 pages
Question 11. What kind of chemical bond forms between a metal and a nonmetal?
  1.    ionic
  2.    covalent
  3.    fake
  4.    metallic
 Discuss Question
Answer: Option A. -> ionic
Question 12. What is the name for an ion with a negative charge?
  1.    cation
  2.    anion
  3.    onion
  4.    union
 Discuss Question
Answer: Option B. -> anion
Question 13. What is the name for an ion with a positive charge?
  1.    cation
  2.    anion
  3.    onion
  4.    union
 Discuss Question
Answer: Option A. -> cation
Question 14. What kind of bond forms when atoms exchange electrons?
  1.    ionic
  2.    covalent
  3.    artificial
  4.    univalent
 Discuss Question
Answer: Option A. -> ionic
Question 15. If an atom gains two electrons what charge will it have?
  1.    -2
  2.    -1
  3.    +1
  4.    +2
 Discuss Question
Answer: Option A. -> -2
Question 16. Predict the bond that will form between Sr and S
  1.    Ionic
  2.    Covalent
 Discuss Question
Answer: Option A. -> Ionic
Question 17. If an atom has 7 protons and 7 electrons what charge will it have?
  1.    -2
  2.    -1
  3.    0
  4.    +2
 Discuss Question
Answer: Option C. -> 0
Question 18. Electrons that are free to move in metals are called _________ electrons
  1.    delocalised
  2.    They are shiny
  3.    Both A & B
  4.    None of these
 Discuss Question
Answer: Option A. -> delocalised
Question 19. Why do metals conduct electricity?
  1.    They are shiny
  2.    The electrons are delocalised and able to move
  3.    The electrons are held tightly within the lattice
  4.    The electrons are shared between two metal ions
 Discuss Question
Answer: Option B. -> The electrons are delocalised and able to move
Question 20. Why do metals have high melting points?
  1.    They don't
  2.    All the electrons become delocalised
  3.    The negatively charged electrons act as a glue to hold the positively charged ions together.
  4.    All of above
 Discuss Question
Answer: Option C. -> The negatively charged electrons act as a glue to hold the positively charged ions together.

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