WorksheetsMid-Term Review
Total questions: 17
Worksheet time: 9mins
Classify Methane (CH4)
Element
Compound
Homogeneous Mixture
Heterogeneous Mixture
What is it called when a liquid turns into a solid?
Freezing
Melting
Condensation
Evaporation
What is it called when a gas turns into a solid?
deposition
sublimation
freezing
melting
The element Neon (Ne) has an atomic number of 10. How many protons and neutrons does it have?
10 protons and 10 neutrons
10 protons and 20 neutrons
10 protons and 0 neutrons
Sulfur has an oxidation number of -2, so which atom will it most likely form a bond with?
Mg (+2)
Na (+1)
Rb (+1)
B (+3)
What is the name of the compound H2O?
Dihydrogen monoxide
Hydrogen dioxide
Dihydrogen dioxide
Hydrogen oxide
What is the definition of an ion?
An atom that is neutral
An atom that has different numbers of neutrons
An atom that has a positive or negative charge
What's the definition of an isotope?
Two atoms with the same protons and different neutrons
Two atoms with different protons and same neutrons
Two atoms with same protons and same neutrons
Two atoms with different protons and different neutrons
Potassium will transfer one electron to a Chlorine atom. What type of bind do they form?
Ionic
Metallic
Covalent
Potassium will transfer one electron to Chlorine. Which element is the CATION?
Potassium
Chlorine
Potassium will transfer one electron to Chlorine. Which element is the ANION?
potassium
chlorine
This is what type of reaction: A + B --> AB
Synthesis
Decomposition
Single-Replacement
Double-Replacement
This is what type of reaction: AB --> A + B
Synthesis
Decomposition
Single-Replacement
Double-Replacement
This is what type of reaction: A + BC --> AB + C
Synthesis
Decomposition
Single-Replacement
Double-Replacement
This is what type of reaction: AB + CD --> AC + BD
Synthesis
Decomposition
Single-Replacement
Double-Replacement
Which of the following is NOT a characteristics of acids
Sour taste
low pH
Produces a hydroxide group (-OH)
Which of the following is NOT a characteristics of bases
high pH
bitter taste
produces a hydroxide (-OH) group
produces a hydrogen (H+)
