Oxidation numbers
What is the oxidation number of sulfur in H2SO4?
+6
How many groups and periods are in the Periodic Table?
18 groups and 7 periods
What is an ionic bond?
An ionic bond is a type of chemical bond that occurs when one atom transfers electrons to another atom resulting in the formation of positively and negatively charged ions.
What is a covalent bond?
A covalent bond is a chemical bond formed when two atoms share one or more pairs of electrons.
What element does 1s1 represent?
Hydrogen
What is the oxidation number of nitrogen in NH4+
-3
What family is Arsenic(AS) in?
Nitrogen Family
What types of elements typically form ionic bonds?
Metals and nonmetals
What types of atoms typically form covalent bonds?
Nonmetal atoms
What element does 1s22s22p4 represent?
Oxygen
What is the oxidation number of chlorine in NaClO
+1
How many protons does the element Nobelium(No)
102
What is the result of the formation of ionic bonds in terms of electron configuration?
Stable electron configuration
What is the difference between a single and double covalent bond.
A single bond involves one shared pair of electrons while a double bond involves 2 shared pairs
True or False:
The exponents of the electron configurations add up to be more than the amount of protons in the element
False
What is the oxidation number of carbon in CO2
+4
What is the atomic mass for gold?
196.9/197
How do ionic compounds behave in solid and liquid states?
Ionic compounds are solid crystals that do not conduct electricity, but conduct when melted or dissolved.
How do covalent bonds contribute to the properties of molecules?
The strength and nature of covalent bonds significantly influence a molecule's properties.
What is the electron configuration of nitrogen(N)
1s22s22p3
What is the oxidation number of manganese in KMnO4
+7
Name the 9 families
Alkali, alkaline, transition metals, boron, carbon, nitrogen, oxygen, halogen and noble gases
What are some examples of ionic bonds?
Sodium chloride aka salt, magnesium oxide, calcium fluoride, etc.
Name some examples of covalent bonds.
Water, Carbon dioxide, methane, and glucose
What is the electron configuration of bromine(Br)
1s22s22p63s23p64s23d104p5