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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. 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
transition metals
ion
decomposition reaction
kinetic molecular theory of gas
2. Measures of an attraction that an atom has ffor electrons in a chemical bond
cations
protons
half - life
electronegativity
3. 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
evaporation
groups
halogens
anions
4. 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
organic compounds
ionization energy
anions
electrons
5. The degree that two liquids can mix together
sublimation
decomposition reaction
nitrogen - containing compounds
miscibility
6. Hydrocarbons that include carbon - carbon triple bonds
hydrocarbons
valence shell
double displacement reaction
alkynes
7. Occurs when one compound is replaced by an atom of another element like zinc metal
atomic radius
semi - metals
single displacement reaction
ion
8. Small component of an atom that has no electrical charge
neutron
ionic bond
stoichiometry
alkali metals
9. Anything that has mass and takes up space
matter
bases
beta decay
nucleus
10. Metals like calcium that produce alkaline solutions when combined with water. Part of Group IIA. Have two electrons in their outer shells
ph neutral
alkaline earth metals
radioactive decay
H2O
11. Chemicals like sodium that react with water to make alkaline solutions. Part of Group IA. They easily lose their valence electrons to become +1
ionization energy
HCL
alkali metals
radioactive decay
12. Metals that conduct electricity
bases
nitrogen - containing compounds
H2O
semi - metals
13. 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
condensation
H2O
alkaline earth metals
double displacement reaction
14. When two reactants form one product - like sulfur dioxide by burning sulfur in the air
alkanes
neutron
combination reaction
deposition
15. The smallest form of a particle
covalent bond
decomposition reaction
electronegativity
atom
16. Metals that have low melting points
nucleus
molecules
poor metals
noble gas
17. Negative charged ions
neutron
half - life
anions
ion
18. The way a periodic table is ordered in columns based on how many electrons are in the outer shell
neutron
groups
anions
half - life
19. The decay of a nuclei which results in the emission of certain particlces
protons
transition metals
alkali metals
radioactive decay
20. Energy released when an electron is added to a gaseous atom
electron affinity
H2O
nitrogen - containing compounds
nucleus
21. Small component of an atom that has a positive electrical charge
organic compounds
protons
half - life
isotopes
22. 1.66 x 10^-24 g
neutron
pH
stoichiometry
atomic mass unit
23. Hydrochloric acid
HCL
nucleus
covalent bond
valence shell
24. Ammonia
NH3
anions
radioactive decay
nonmetals
25. Metals mostly found in the middle of the table that are small and shiny. They are hard and have high melting and boiling points
gamma decay
alkenes
transition metals
alkaline earth metals
26. An atom that has an electrical charge
poor metals
alkanes
ion
stoichiometry
27. Gases like neon and helium that do not interact with other elements because they havea complete valence shell
atomic number
ionization energy
radioactive decay
noble gas
28. Metals that have a variety of property that include carbon - nitrogen and oxygen vital to the earth
nonmetals
alkynes
sublimation
gamma decay
29. The way of ordering the periodic table based on how many protons there are
nitrogen - containing compounds
neutron
periods
NaCl
30. The number of protons/electrons within an atom
anions
nucleus
matter
atomic number
31. When two different substances combine to form a new substance or when a substance breaks down to form two different substance.
chemical reaction
atomic radius
electrons
noble gas
32. The process of balancing chemical equations
ionic bond
nitrogen - containing compounds
stoichiometry
radioactive decay
33. Radioactive decay that leads to the emission of gamma particles
beta decay
gamma decay
pH
bases
34. Hydrocarbons that have single bonds with a prefix to show the number of carbon atoms - like methane - ethane - propane - butane - pentane - and hexane
alkanes
groups
nucleus
cations
35. A chemical bond in which two atoms share electrons like H2.
matter
beta decay
covalent bond
alpha decay
36. The size of an atom that decreases across a period. Within the group - it increases from top to bottom
atomic radius
ionization energy
miscibility
atomic number
37. Hydrocarbons that involve carbon - carbon double bonds
transition metals
miscibility
NaCl
alkenes
38. The outer electron in a shell
miscibility
isotopes
ion
valence shell
39. The process in which a solid can become a gas - like dry ice
cations
sublimation
hydrocarbons
atom
40. Positive charged ions
ion
cations
atomic radius
hydrocarbons
41. The conversion of liquid into a gas
valence shell
atomic radius
stoichiometry
evaporation
42. Organic compounds that contain nitrogen - including protein
ion
poor metals
neutron
nitrogen - containing compounds
43. The transition from a gas into a solid
sublimation
deposition
alkaline earth metals
NH3
44. Substances that create hydroxide ions - have a pH level higher than 7 - and can conduct electricity
bases
matter
anions
alkali metals
45. Radioactive decay in which a beta particle - aka an electron - is emitted
atomic mass unit
alkenes
decomposition reaction
beta decay
46. Radioactive decay in which half of a sample decays
nucleus
half - life
isotopes
nonmetals
47. The chemical potential for hydrogen - which determines whether or not a chemical is an acid or base
HCL
double displacement reaction
pH
hydrocarbons
48. Carbons that consist of both hydrogen and carbon atoms and can be alkanes - alkenes - akynes - adn aromatics
protons
kinetic molecular theory of gas
hydrocarbons
alkali metals
49. The conversion of a gas back into a liquid
hydrocarbons
condensation
matter
half - life
50. The bond formed when an anion and a cation unite and form a chemical reaction
chemical reaction
ionic bond
decomposition reaction
organic compounds