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