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Bonding Review

Bonding Review. Grade:. «grade». «subject». Subject:. «date». Date:. 1. An atom that has lost or gained electrons is called 
a ______________. A. Proton. B. Ion. C. Alloy. D. Dipole. 2. Any bond formed by two oppositely charged 
atoms is called a ________. A. Polar bond. B.

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Bonding Review

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  1. Bonding Review Grade: «grade» «subject» Subject: «date» Date:

  2. 1 An atom that has lost or gained electrons is called 
a ______________ A Proton B Ion C Alloy D Dipole

  3. 2 Any bond formed by two oppositely charged 
atoms is called a ________ A Polar bond B Non-Polar bond C Covalent bond D Ionic bond

  4. 3 An atom that has lost electrons has a(n) 
____________________ charge A None B Neutral C Positive D Negative

  5. 4 An atom that has gained electrons will have a(n) 
___________________ A None B Neutral C Positive D Negative

  6. 5 A(n) _____________________is the attraction 
between 2 oppositely charged atoms. A Ionic bond B Covalent bond C Ionic crystal D Covalent compound

  7. 6 A(n) _____________________is the bond formed 
when 2 elements share electrons. A Metallic bond B Ionic bond C Covalent bond D Alloy bond

  8. 7 When one side of a molecule is slightly positive 
and one side is slightly negative, the resulting molecule is called a(n) __________. A Dipole B Ion C Alloy D Nonpole

  9. 8 When the electronegatives of 2 atoms in a molecule are not equal a(n) _____________molecule is formed A Non-polar B Polar C Metallic D Ionic

  10. 9 A chemical bond in which atoms are held together 
by their attraction to a common pool of electrons is a called a(n)______________. A Ionic bond B Covelent bond C Metallic bond

  11. 10 From where on the periodic table do atoms that 
form ionic bonds come A Far left B Far right C Middle D both a and b

  12. 11 What type of atoms commonly form covalent 
bonds? A Far left B Far right C Adjacent Metals (middle of table) D Adjacent Non-metals (upper right corner)

  13. 12 In a tug of war analogy of a covalent bond, the 
rope represents the_________________. A atoms B electrons C electronegativity of the atoms D protons

  14. 13 In a tug of war analogy of a covalent bond, the 
people represent the _____________. A atoms B electrons C electronegativity of the atoms D protons

  15. 14 In a tug of war analogy of a covalent bond, the 
strength of the people represent the_________. A atoms B electrons C electronegativity of the atoms D protons

  16. 15 NaCl is a ______________________. A Metal B Ionic compound C Covalent compound

  17. 16 H20 is a ___________________________. A Metal B Covalent compound C Ionic compound

  18. 17 __________________do not easily form bonds 
because they are very stable due to having a full outer shell. A Halogens B Alkali Metals C Alkali Earth Metals D Noble gases

  19. 18 When water boils bonds are broken between 
hydrogen and oxygen within the molecules. A True B False

  20. 19 The ability of an atom to attract a bonding pair of 
electrons is called electronegativity. A True B False

  21. 20 Carbon has __ valence electrons. A 1 B 2 C 3 D 4

  22. 21 Carbon likes to form ___bonds. A 1 B 2 C 3 D 4

  23. 22 Suppose oxygen gains 2 electrons to become an 
oxygen ion.. What is the charge? A +2 B -2 C Does not change D Not enough information

  24. 23 Suppose Sodium looses 3 electrons to become an 
sodium ion.. What is the charge? A +3 B -3 C Does not change D Not enough information

  25. 24 Atoms are composed of molecules A True B False

  26. 25 Molecules are composed of atoms A True B False

  27. 26 Cells are composed of molecules. A True B False

  28. 27 Atoms are composed of cells. A True B False

  29. 28 Atoms are composed of sub-atomic particles. A True B False

  30. Answer Key • B • D • C • D • A • C • A • B • C • D • D • B • A • C • B • B • D • B • A • D • D • B • A • B • A • A • B • A

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