The name of elements in group 18 on the periodic table
Number of Oxygen atoms in Ca(OH)2
What is 2?
The first alkaline earth metal
What is Be?
What is a covalent bond?
The type of elements in the center portion of the periodic table

What are metals?
Number of Hydrogen atoms in (NH4)2SO3
What is 8?
The third halogen
What is Br?
The type of compound that KCl is classified as
What is an ionic compound?
The name of elements in group 1 on the periodic table
What are alkali metals?
Number of Sulfur atoms in Co2(SO4)3
What is 3?
The element in period 4 group 8
What is Fe?
The type of compound that HO is
What is a molecular/covalent compound
The name of elements in the lowermost portion of the periodic table
What are inner transition metals?
Number of Oxygen atoms in Mg(ClO3)2
The seventh transition element
What is Co?
The name of a compound made up of two metals
What is an ionic compound
The type of elements on the 'stairstep' in between metals and non-metals
What are metalloids?
Number of Carbon atoms in (CH3)2CHOH
What is 3?
The element in period 5 group 4
What is Zr?
Name three of the seven diatomic molecules
What is H2, N2, O2, F2, Cl2, Br2, or I2