Test - Chemical Bonds Flashcards
3. Which of the following is an example of a molecule?
H2O. Pg.22
5. Molecular compounds do not conduct electricity because they
Do not break up into ions. Pg. 22
7. Which of the following is the correct name for a compound between Phosphorus and Chlorine?
Phosphorus trichloride. Pg.24
11. When an atom loses an electron, it becomes a
Positive ion. Pg.3
17. Each group (family) in the periodic table has its own characteristic properties based on the number of
Valence electrons. Pg. 2
21. A group of covalently bonded atoms that acts together as one charged atom is a
Crystal. Pg.9
23. Which is a property shared by most molecular compounds?
Low melting point. Pg.23
25. Electrons involved in the formation of Chemical bonds are called
Valence electrons. Pg.2
33. The chemical bond formed when two atoms share electrons is called a(n)
Covalent bond. Pg.9
34. What is a double bond?
Two pairs of electrons shared between two atoms. Pg. 22
38. How many electrons are shared between the hydrogen atoms ina molecule of H2 gas?
- Pg. 22
44. The attraction between a positive ion and a negative ion results in a covalent bond.
False. Ionic bond, pg. 22
#48. Chemical bonds form when valence electrons are \_\_\_\_\_\_\_\_ between atoms
Transferred / shared. Pg.11
52. Fe(CO3)2
Iron (IV) Carbonate. Chemical Reference sheet
54. Sr(ClO3)2
Strontium Chlorate. Pg. Chemical Reference Sheet and Periodic Table
63. Magnesium Sulfate
Na2(SO4) Chemical Reference Sheet and Periodic Table
66. Beryllium Acetate
Be(C2H3O2)2. Chemical Reference Sheet and Periodic Table
70. What type of bond is formed between Sodium and Chlorine. Explain specifically what will happen to form the bond.
Sodium gives its 1 valence e- to Chlorine. Pg. Answer key
71. Why do noble gases rarely form compounds?
Because they are already stable. Pg. Answer Key
68. What type of bond is formed between two oxygen atoms?
Covalent bond. They form a double bond and share e-. Pg.23
