Page 226 - Teacher Preview Copy
P. 226
.
Topic 5: Chemical formulas and Chemical Equations
15. Binary compounds: Recognizing formulas and names of binary compound
1. Which formula is a binary compound? 3) Al2S3 4) Bi(NO3)3
1) KOH
2) NaClO3
2. Which of the following formulas represents a binary compound? 4) CH3COOH
3) MgSO4
1) NH4NO3
2) CH4
3. Which formula contains just two elements?
1) Ca(ClO)2 2) CaSO4 3) CaCl2 4) Ca(OH)2
4. Which substance is a binary compound?
1) Barium 3) Barium hydroxide
4) Beryllium hydride
2) Beryllium
5. Which substance is a binary compound?
1) Potassium chlorite 3) Potassium hydroxide
Teacher Preview Copy
2) Potassium chloride 4) Potassium cyanide
6. Which of the following compounds is composed of just two elements?
1) Lithium hydroxide 3) Aluminum oxide
2) Magnesium sulfate
4) Ammonium chloride
7. The correct name for a binary compound of sodium could be sodium
1) Nitride 3) Nitrate
2) Nitrite 4) Nitrous
8. Which substance is a binary compound? 3) Aluminum chlorite
1) Aluminum
2) Ammonia 4) Ammonium chloride
9. Which compound is a binary compound?
3) Silver nitrate
1) Water Teacher Preview Copy
4) silver nitrite
2) Glucose
10. Which substance is a binary substance? 3) Carbon monoxide
1) Carbon
2) Potassium 4) Potassium hydroxide
16. Miscellaneous questions on bonding
1. Elements in which group of the Periodic Table usually form oxides with a general formula of M2O3 ?
1) 1 2) 3 3) 13 4) 14
2. Element X reacts with iron to form two different compounds with formulas FeX and Fe2X3. In which
Group on the Periodic Table does element X belongs? 3) Group 13 4) Group 16
2) Group 2
1) Group 8
3. Which Group on the Periodic Table contains elements that react with oxygen to form compounds
with the general formula of X2O?
1) Group 1 2) Group 2 3) Group 14 4) Group 18
4. What is the simplest ratio of nitrogen to oxygen atom in the compound nitrogen (IV) oxide ?
1) 1 : 2 2) 2 : 1 3) 2 : 4 4) 4 : 2
5. In which compound is the ratio of metal to nonmetal ions 1 to 2 ?
1) Calcium bromide
3) Calcium phosphide
2) Calcium oxide 4) Calcium sulfide
6. A compound is made up of iron and oxygen only. The ratio of iron ion to oxide ion is 2 : 3 in this
compound. The IUPAC name for this compound is 3) Iron (III) oxide
1) Triiron dioxide
2) Iron (II) oxide 4) Iron trioxide
216 Copyright © 2010 E3 Scholastic Publishing. All Rights Reserved. Survivingchem.com
Topic 5: Chemical formulas and Chemical Equations
15. Binary compounds: Recognizing formulas and names of binary compound
1. Which formula is a binary compound? 3) Al2S3 4) Bi(NO3)3
1) KOH
2) NaClO3
2. Which of the following formulas represents a binary compound? 4) CH3COOH
3) MgSO4
1) NH4NO3
2) CH4
3. Which formula contains just two elements?
1) Ca(ClO)2 2) CaSO4 3) CaCl2 4) Ca(OH)2
4. Which substance is a binary compound?
1) Barium 3) Barium hydroxide
4) Beryllium hydride
2) Beryllium
5. Which substance is a binary compound?
1) Potassium chlorite 3) Potassium hydroxide
Teacher Preview Copy
2) Potassium chloride 4) Potassium cyanide
6. Which of the following compounds is composed of just two elements?
1) Lithium hydroxide 3) Aluminum oxide
2) Magnesium sulfate
4) Ammonium chloride
7. The correct name for a binary compound of sodium could be sodium
1) Nitride 3) Nitrate
2) Nitrite 4) Nitrous
8. Which substance is a binary compound? 3) Aluminum chlorite
1) Aluminum
2) Ammonia 4) Ammonium chloride
9. Which compound is a binary compound?
3) Silver nitrate
1) Water Teacher Preview Copy
4) silver nitrite
2) Glucose
10. Which substance is a binary substance? 3) Carbon monoxide
1) Carbon
2) Potassium 4) Potassium hydroxide
16. Miscellaneous questions on bonding
1. Elements in which group of the Periodic Table usually form oxides with a general formula of M2O3 ?
1) 1 2) 3 3) 13 4) 14
2. Element X reacts with iron to form two different compounds with formulas FeX and Fe2X3. In which
Group on the Periodic Table does element X belongs? 3) Group 13 4) Group 16
2) Group 2
1) Group 8
3. Which Group on the Periodic Table contains elements that react with oxygen to form compounds
with the general formula of X2O?
1) Group 1 2) Group 2 3) Group 14 4) Group 18
4. What is the simplest ratio of nitrogen to oxygen atom in the compound nitrogen (IV) oxide ?
1) 1 : 2 2) 2 : 1 3) 2 : 4 4) 4 : 2
5. In which compound is the ratio of metal to nonmetal ions 1 to 2 ?
1) Calcium bromide
3) Calcium phosphide
2) Calcium oxide 4) Calcium sulfide
6. A compound is made up of iron and oxygen only. The ratio of iron ion to oxide ion is 2 : 3 in this
compound. The IUPAC name for this compound is 3) Iron (III) oxide
1) Triiron dioxide
2) Iron (II) oxide 4) Iron trioxide
216 Copyright © 2010 E3 Scholastic Publishing. All Rights Reserved. Survivingchem.com