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