Write the chemical formula for each of the following ionic compounds: Copper (II) Bromide, Silver (I

Question 1 of 12
Identify the element that is a nonmetal, a gas, and has an elemental symbol that starts with the letter "A." 
 A. Al 
 
 B. Ac 
 
 C. Au 
 
 D. Ar 
 
 E. none of the above 

Answer Key: D


Question 2 of 12
Which statement below accurately describes the contributions of Dalton? 
 A. created the modern periodic table 
 
 B. discovered the existence of electrons 
 
 C. ancient Greek philosopher who proposed that matter was continuous 
 
 D. proposed the modern Atomic Theory 
 
 E. none of the above 
Answer Key: D


Question 3 of 12
Group 7A elements are also called: 
 A. halogens. 
 
 B. alkaline earth metals. 
 
 C. alkali metals. 
 
 D. noble gases. 
 
 E. none of the above 
Answer Key: A



Question 4 of 12
Cr is a member of which family? 
 A. noble gases 
 
 B. alkaline earth metals 
 
 C. halogens 
 
 D. alkali metals 
 
 E. none of the above 
Answer Key: E


Question 5 of 12
All of the following statements about different elements are true EXCEPT: 
 A. Sulfur is considered a metalloid. 
 
 B. Manganese is a transition metal. 
 
 C. Iodine is a halogen. 
 
 D. Krypton is one of the noble gases. 
 
 E. Barium is an alkaline earth metal. 
Answer Key: A
 



Question 6 of 12
What is the formula mass of copper(II) fluoride? 
 A. 90.00 
 
 B. 146.10 
 
 C. 165.10 
 
 D. 101.55 
 
 E. none of the above 
Answer Key: D


Question 7 of 12
Which formula shows the proper use of parentheses? 
 A. Ca(F)2 
 
 B. (NH4)3(PO4) 
 
 C. Ca(NO3)2 
 
 D. Ca(SO4) 
 
 E. none of the above 
Answer Key: C


Question 8 of 12
What is the name of HNO2? 
 A. Nitrous acid 
 
 B. Nitric acid 
 
 C. hydronitrous acid 
 
 D. hydronitric acid 
 
 E. none of the above 
Answer Key: A



Question 9 of 12
What is the name of the ionic compound made of beryllium and chlorine? 
 A. beryllium chloride 
 
 B. beryllium dichloride 
 
 C. beryllium(II) chloride 
 
 D. monoberyllium dichloride 
 
 E. none of the above 
Answer Key: A




Question 10 of 12
What is the name of HIO3? 
 A. iodic acid 
 
 B. hydroiodous acid 
 
 C. iodous acid 
 
 D. hydroioidic acid 
 
 E. none of the above 
Answer Key: A
 



Question 11 of 12

Write the formula for each of the following molecular compounds: Carbon tetrabromide, Carbon pentafluoride, Diboron monoxide
Carbon tetrabromide = CBr4

Carbon pentafluoride = CF5

Diboron monoxide = B2O


 
Question 12 of 12 5.0/ 5.0 Points

Write the chemical formula for each of the following ionic compounds: Copper (II) Bromide, Silver (II) Nitrate, Sodium Sulfate
Copper (II) Bromide is CuBr2

Silver (II) Nitrate is Ag(NO3)2

Sodium Sulfate is Na2SO4