naming review chemistry. 1. which of the following compound contains the lead (iv) ion? a) pbo 2 b)...
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Naming REVIEW
Chemistry
1. Which of the following compound contains the lead (IV) ion?
a) PbO2
b) PbCl2
c) Pb2O
d) Pb4O3 e) PbO
1. Which of the following compound contains the lead (IV) ion?
a) PbO2
b) PbCl2
c) Pb2O
d) Pb4O3 e) PbO
2. Which of the following is a nonmetal?
a) Ptb) Sc c) V d) Lie) Kr
2. Which of the following is a nonmetal?
a) Ptb) Sc c) V d) Lie) Kr
3. Which of the following formulas represents an ionic compound?
a) CS2
b) BaI2
c) N2O4
d) PCl3 e) Kr
3. Which of the following formulas represents an ionic compound?
a) CS2
b) BaI2
c) N2O4
d) PCl3 e) Kr
4. In which of the following is the symbol for the ion and the number of electrons it contains correct? a) H+ has 1 electron b) Br- has 34 electrons c) Al3+ has 16 electrons d) Ca2+ has 18 electrons e) S2- has 2 electrons
4. In which of the following is the symbol for the ion and the number of electrons it contains correct? a) H+ has 1 electron b) Br- has 34 electrons c) Al3+ has 16 electrons d) Ca2+ has 18 electrons e) S2- has 2 electrons
5. Ions form when atoms gain or lose ?????
a) protons b) neutrons c) electrons d) atomic number e) mass number
5. Ions form when atoms gain or lose ?????
a) protons b) neutrons c) electrons d) atomic number e) mass number
6. Which of the following statements is true concerning the composition of ionic compounds? a) They are composed of anions and cations b) They are composed of anions only c) They are compose of cations only d) They are formed from two or more nonmetallic
elements e) They are formed from two or more metallic elements
6. Which of the following statements is true concerning the composition of ionic compounds? a) They are composed of anions and cations b) They are composed of anions only c) They are compose of cations only d) They are formed from two or more nonmetallic
elements e) They are formed from two or more metallic elements
7. The correct formula for potassium sulfite is ?????
a) KHSO3
b) KHSO4
c) K2SO3
d) KSO3
e) K2S
7. The correct formula for potassium sulfite is ?????
a) KHSO3
b) KHSO4
c) K2SO3
d) KSO3
e) K2S
8. The correct formula for dinitrogen pentoxide is ?????
a) NO5
b) PO4
c) N2O4
d) N2O5
e) N5O2
8. The correct formula for dinitrogen pentoxide is ?????
a) NO5
b) PO4
c) N2O4
d) N2O5
e) N5O2
9. Which of the following formulas represents phosphoric acid?
a) H2PO4
b) H3PO4
c) HPO3
d) H3PO3
e) H3P
9. Which of the following formulas represents phosphoric acid?
a) H2PO4
b) H3PO4
c) HPO3
d) H3PO3
e) H3P
10. What is the name of TiCO3?
a) titanium monocarboxideb) titanium (I) monocarbonatec) titanium (I) carbonate d) titanium (II) carbonate e) titanium (III) carbonate
10. What is the name of TiCO3?
a) titanium monocarboxideb) titanium (I) monocarbonatec) titanium (I) carbonate d) titanium (II) carbonate e) titanium (III) carbonate
11. The charge on an ion of a Group 17 element is usually ?????
a) –1 b) 0 c) +1 d) +2 e) +7
11. The charge on an ion of a Group 17 element is usually ?????
a) –1 b) 0 c) +1 d) +2 e) +7
12. How many electrons does a nitrogen atom need to gain to attain a noble gas electron configuration? a) 1b) 2c) 3d) 4e) 5
12. How many electrons does a nitrogen atom need to gain to attain a noble gas electron configuration? a) 1b) 2c) 3d) 4e) 5
13. How many unshared pairs of electrons are there in a molecule of hydrogen iodide, HI? a) 0b) 2c) 3d) 4
e) 5
13. How many unshared pairs of electrons are there in a molecule of hydrogen iodide, HI? a) 0b) 2c) 3d) 4
e) 5
14. Which of the following diatomic molecules joined by a double covalent bond?
a) Cl2
b) H2
c) N2
d) O2
14. Which of the following diatomic molecules is joined by a double covalent bond?
a) Cl2
b) H2
c) N2
d) O2
15. What is the shape of the water molecule?
a) linear b) tetrahedral c) triangular planar d) pyramidal
e) bent
15. What is the shape of the water molecule?
a) linear b) tetrahedral c) triangular planar d) pyramidal
e) bent
16. What is the shape of the ammonia molecule, NH3?
a) linear b) tetrahedral c) triangular planar d) pyramidal
e) bent
16. What is the shape of the ammonia molecule, NH3?
a) linear b) tetrahedral c) triangular planar d) pyramidal
e) bent
17. What is the shape of CCl4?
a) linear b) tetrahedral c) triangular planar d) pyramidal
e) bent
17. What is the shape of CCl4?
a) linear b) tetrahedral c) triangular planar d) pyramidal
e) bent
18. What type of bond exists between hydrogen and oxygen in a water molecule, H2O?
a) nonpolar covalent b) polar covalent c) ionic d) none of the above
18. What type of bond exists between hydrogen and oxygen in a water molecule, H2O?
a) nonpolar covalent b) polar covalent c) ionic d) none of the above