SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
Search
Test your basic knowledge |
CSET Science: Chemistry
Start Test
Study First
Subjects
:
cset
,
science
,
chemistry
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. When elements from two different compounds didsplace each other to form new compounds - like when solutions of CaCl and HgNi combine to form insoluble HgCl and CaNi
ph neutral
double displacement reaction
condensation
anions
2. Measures of an attraction that an atom has ffor electrons in a chemical bond
alpha decay
beta decay
electronegativity
evaporation
3. Water
H2O
anions
chemical reaction
alkenes
4. The chemical potential for hydrogen - which determines whether or not a chemical is an acid or base
noble gas
molecules
valence shell
pH
5. Hydrocarbons taht also include oxygen - like alcohols - carbohydrates
ionization energy
atomic radius
organic compounds
poor metals
6. Occurs when one compound is replaced by an atom of another element like zinc metal
valence shell
evaporation
single displacement reaction
acid
7. When two reactants form one product - like sulfur dioxide by burning sulfur in the air
chemical reaction
condensation
combination reaction
poor metals
8. Radioactive decay that leads to an emission of Helium -4 ion
molecules
protons
atomic number
alpha decay
9. Ammonia
gamma decay
electronegativity
miscibility
NH3
10. Metals like calcium that produce alkaline solutions when combined with water. Part of Group IIA. Have two electrons in their outer shells
nucleus
radioactive decay
alkynes
alkaline earth metals
11. The way a periodic table is ordered in columns based on how many electrons are in the outer shell
evaporation
groups
neutron
periods
12. A chemical bond in which two atoms share electrons like H2.
organic compounds
covalent bond
alkynes
miscibility
13. The center of an atom - which contains protons and neutrons
nucleus
ionic bond
HCL
ionization energy
14. Metals mostly found in the middle of the table that are small and shiny. They are hard and have high melting and boiling points
neutralization reaction
transition metals
ionic bond
combination reaction
15. The smallest form of a particle
valence shell
decomposition reaction
noble gas
atom
16. Sodium
sublimation
neutron
NaCl
double displacement reaction
17. The energy required to completely remove an electron from an atom or an ion to make it ositive. the energy increases from left to right as the atomic radius diecreases
ionization energy
electron affinity
kinetic molecular theory of gas
ionic bond
18. Negative charged ions
ion
anions
miscibility
alkynes
19. The conversion of a gas back into a liquid
condensation
NH3
transition metals
double displacement reaction
20. Move around the nucleus at the speed of light and have a negative charge
radioactive decay
electrons
groups
atomic radius
21. Part of group VIIA and are highly reactive nonmetals. They have seven valence electrons and range from bein ggaseous to solids. Includes fluoride - chloride - and iodine
matter
organic compounds
halogens
neutralization reaction
22. Gases like neon and helium that do not interact with other elements because they havea complete valence shell
atomic number
noble gas
condensation
alkali metals
23. The conversion of liquid into a gas
evaporation
poor metals
beta decay
combination reaction
24. The different forms of an electron based on their neutrons
ionic bond
atomic radius
isotopes
sublimation
25. Distilled water - which has the ph level of 7
bases
half - life
ph neutral
semi - metals
26. Metals that conduct electricity
halogens
alpha decay
semi - metals
alkali metals
27. Hydrocarbons that have single bonds with a prefix to show the number of carbon atoms - like methane - ethane - propane - butane - pentane - and hexane
alkanes
electron affinity
hydrocarbons
ionization energy
28. Substances that create hydroxide ions - have a pH level higher than 7 - and can conduct electricity
pH
covalent bond
bases
neutron
29. Energy released when an electron is added to a gaseous atom
deposition
pH
electron affinity
ionization energy
30. Components made up of a combination of atoms
noble gas
pH
cations
molecules
31. The bond formed when an anion and a cation unite and form a chemical reaction
noble gas
neutron
matter
ionic bond
32. A specific type of double deplacement when an acid reactts with a base to form salt and water
matter
organic compounds
neutralization reaction
hydrocarbons
33. The size of an atom that decreases across a period. Within the group - it increases from top to bottom
pH
matter
alkenes
atomic radius
34. The number of protons/electrons within an atom
atom
atomic number
radioactive decay
isotopes
35. Radioactive decay that leads to the emission of gamma particles
chemical reaction
nitrogen - containing compounds
gamma decay
electrons
36. Small component of an atom that has a positive electrical charge
halogens
protons
periods
transition metals
37. The degree that two liquids can mix together
miscibility
chemical reaction
noble gas
NaCl
38. Carbons that consist of both hydrogen and carbon atoms and can be alkanes - alkenes - akynes - adn aromatics
alpha decay
ion
nitrogen - containing compounds
hydrocarbons
39. The idea that 1. gaes are made up of particles - 2. gas atoms do not exhibit intermolecular attraactions or repulsions - 3. gas particles are in continuous random motions - 4. collisiosn between two gas particles is not dissipated - and 5. the averag
kinetic molecular theory of gas
neutralization reaction
deposition
evaporation
40. Chemicals like sodium that react with water to make alkaline solutions. Part of Group IA. They easily lose their valence electrons to become +1
HCL
alkali metals
ionic bond
NaCl
41. Radioactive decay in which a beta particle - aka an electron - is emitted
gamma decay
beta decay
H2O
bases
42. Hydrocarbons that involve carbon - carbon double bonds
alkenes
alkynes
alkali metals
single displacement reaction
43. Hydrochloric acid
semi - metals
molecules
combination reaction
HCL
44. When two different substances combine to form a new substance or when a substance breaks down to form two different substance.
valence shell
atomic radius
NaCl
chemical reaction
45. 1.66 x 10^-24 g
atomic mass unit
alkanes
gamma decay
ph neutral
46. The process of balancing chemical equations
isotopes
stoichiometry
alkynes
double displacement reaction
47. Metals that have a variety of property that include carbon - nitrogen and oxygen vital to the earth
atomic radius
nonmetals
isotopes
electrons
48. Positive charged ions
cations
radioactive decay
H2O
matter
49. Hydrocarbons that include carbon - carbon triple bonds
alkynes
atomic mass unit
alkali metals
atomic number
50. Small component of an atom that has no electrical charge
single displacement reaction
deposition
hydrocarbons
neutron