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Test your basic knowledge |
SAT Subject Test: Chemistry Vocab
Start Test
Study First
Subjects
:
sat
,
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. High=speed - negatively charged electrons emitted in radiations
Destructive distillation
Beta particles
Amine
Flux
2. The adhesion (in an extremely thing layer) of the molecules of gases - of dissolved substances - or of liquieds to the surfaces of solid or liquid bodies with which they come into contact
Alkali
adsorbtion
Covalent bonding
Condensation
3. Organic compound containing the -O- group
Alkyl
Ether
Cation
eudiometer
4. Suspension of fine particles or droplets of one liquid in another - the two liquids being immiscible in each other; surrounded by an emulsifying agent
Atomic radius
Actinide series
Emulsion
Diffusion
5. The rapid escape of excess gas that has been dissolved into a liquid
Effervescence
Condensation
Amphoteric
Critical temperature
6. Unit of energy done by 1 dyne (1/980 g of force) acting through a distance of 1 cm; 2.4 x 10 (-11) kcal
Crystalline
erg
Colligative propery
Enthalpy
7. A chance that alters the atomic structures of the substances involved and results in different properties
Cathode
Electrolysis
Chemical change
chemistry
8. One of the "building blocks" of proteins; contains one or more NH2- groups that have replaced the same number of hydrogen atoms in an organic acid
Cathode
Amino acid
Beta particles
Double displacement
9. A change by which an element takes the place of another element in a compound
Anion
Activated Charcoal
Double displacement
Displacement
10. Covalence in which both electrons in a pair come from the same atom
Acidic anhydride
Displacement
Coordinate covalence
Endothermic
11. Residual radioactivity from an atmospheric nuclear test - eventually settles on the surface of the earth
Critical temperature
Double displacement
Fallout
Exothermic
12. E=mc2 - relates mass to energy
Einstein equation
Fixation of nitrogen
Flux
Effusion
13. The highest temperature at which water vapor condenses out of the air
Energy
Dew point
Alcohol
Anhydride
14. Chemical reaction between an alcohol and an acid - in which an ester is formed
Equation
Chemical property
Celsius scale
Esterification
15. Separation of the ions of an ionic compound due to the action of a solvent
Fission
Binary
Dissociation (ionic)
Electrode
16. Substance that - when added to a solution - makes changing the pH of the solution more difficule
Atomic mass
Deliquesence
Acid salt
Buffer
17. The process whereby gases or liquids intermingle freely of their own accord
Absorption
Calorimeter
Electron volt
Diffusion
18. Containing no water
Dissociation (ionic)
eudiometer
Anhydrous
Empirical formula
19. The electrode in an electrolytic cell that is negatively charged and attracts positive ions
Cathode
Cathode rays
Electron
Carbon dating
20. A water solution that has an excess of hydrogen ions; an acid turns litmus paper pink or red - has a sour taste - and neutralizes bases to form salts
Cation
Avagadro's number
Acid
Celsius scale
21. The number of molecules in 1 gram-molecular volume of a substance - or the number of atoms in 1 gram-atomic mass of an element 6.02 x 10(-27)
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22. The average mass of a number; bottom number on the element
Actinide series
Alkali
Aromatic compound
Atomic mass
23. Process of heating an organic substance - such as coal - in the absence of air to break it down into solid and volatile products
Atomic mass
Destructive distillation
Electrolytic cell
Enthalpy
24. An instrument - invented by Toricelli in 1643 - used for measuring atmospheric pressure
Barometer
Electrolysis
Electroplating
Activated Charcoal
25. Continuous zigzagging movement of colloidal particles in a dispersing medium - as viewed through and ultramicroscope
Critical mass
Brownian movement
Effervescence
Decomposition
26. Breaking down of a compound into simpler substances or constituent elements
Decomposition
Control rod
Atom
Allotropic forms
27. Absorbtion by a substance of water from the air - so that the substance becomes wet
Control rod
Enthalpy
Activated Charcoal
Deliquesence
28. Substance that takes water from another substance
Atomic mass
Dehydrating agent
Cation
Critical temperature
29. Temperature scale that has 32 as freezing point and 212 as boiling point
Dehydrate
Amine
Fahrenheit scale
chemistry
30. A reaction in which two chemical substances exchange ions with the formation of two new compounds
Double displacement
Atomic radius
Ductile
Colloids
31. Usually - a strong base - such as Sodium hydroxide - potassium hydroxide
Actinide series
Dry ice
Alkali
distillation
32. A compound such as CH3NH2 - derived from ammonia by substituting one or more hydro-carbon radicals for hydrogen atoms
Ductile
Cation
Amine
Cyclotron
33. Heat content of a chemical system
Base
Aldehyde
Atom
Enthalpy
34. 1/2 the distance between adjacent nuclei in the crystalline or solid phase of an element; distance from the atomic nucleus to the valence electrons
Cyclotron
Atomic radius
Boiling point
Endothermic
35. The temperature above which no gas can be liquefied - regardless of the pressure applied
Activated Charcoal
Alkyl
Critical temperature
Electron volt
36. A cell in which electrolysis is carried out
Electrolytic cell
Effervescence
Destructive distillation
Electrode
37. A liquid that will conduct and electric current
Analysis
Dialysis
Colligative propery
Electrolyte
38. Process for converting atmospheric nitrogen into compounds
Dissociation (ionic)
Fixation of nitrogen
Electrode
Deliquesence
39. A substance composed of elements chemically united in definite proportions by weight
Electronegativity
Barometer
Compound
Fallout
40. An instrument used to measure the amount of heat liberated or absorbed during a change
Destructive distillation
Double displacement
Beta particles
Calorimeter
41. The series of radioactive elements starting with actinium - No. 89 - and ending with lawrencium - No. 103
Cathode
Actinide series
Fixation of nitrogen
adsorbtion
42. Unit for expressing the kinetic energy of subatomic particles; the energy acquired by an electron when it is accelerated by a potential difference of 1 volt
Absolute temperature
Celsius scale
Buffer
Electron volt
43. A substance that speeds up or slows down a reaction without being permanently changed itself
Anhydride
Displacement
Diffusion
Catalyst
44. Depositing a thin layer of metallic element on the surface of another metal by electrolysis
Electrolytic cell
Double bond
Actinide series
Electroplating
45. Top number on periodic table - The number of protons in the nucleus - The number of electrons in an atom
Atomic number
Aromatic compound
Atomic radius
Cation
46. Chemical reaction that results in the giving off of heat
Absorption
Calorie
Exothermic
Anhydrous
47. A device used to accelerate charged particles to high energies for bombarding the nuclei of atoms
Exothermic
Dissociation (ionic)
Deuterium
Cyclotron
48. Positively charged helium nuclei
Endothermic
Alpha particles
Electrolysis
Critical temperature
49. An ion or particle that has a negative charge and thus is attracted to a positively charged anode
Cathode
Avagadro's number
Energy
Anion
50. Having no definite crystalline structure
Flux
Colligative propery
Amorphous
Effusion