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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. An organic hydroxyl compound formed by relacing one or more hydrogen atoms of a hydrocarbon with equal number of hydroxyl (OH) groups
Alcohol
Double bond
Equilibrium
Basic anhydride
2. 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
Deuterium
Amino acid
Chemical change
Displacement
3. A cell in which electrolysis is carried out
Electrolytic cell
Acidic anhydride
Chemical change
Electron volt
4. A water wolution that contains an excess of hydroxide ions; a proton acceptor; a base turns litmus paper blue and neutralizes acids to form salts
Analysis
Base
Effusion
Chain reaction
5. Heat content of a chemical system
Energy
Alloy
Enthalpy
Amphoteric
6. Bonding accomplished through the sharing of electrons so that atoms can fill their outer shells
Atomic radius
Displacement
Covalent bonding
Energy
7. Containing no water
Bond energy
Allotropic forms
Activated Charcoal
Anhydrous
8. Streams of electrons given off by the cathode of a vacuum tube
Amino acid
Cathode rays
Aldehyde
Endothermic
9. Rod of certain metal such as cadmium - which controls the speed of the chain reaction by absorbing neutrons in a nuclear reactor
Chain reaction
Control rod
Combustion
Emulsifying agent
10. The layer of gasses surrounding the earth - A unit of pressure (1 atm = 760mm of Hg or torr)
Atmosphere
Calorie
Electrolysis
Emulsion
11. Having definite molecular or ionic structure
Electron
Crystalline
Absolute temperature
Dipole-dipole attraction
12. Referring to a compound composed of two elements such as water
Dehydrate
Alkaline
Cation
Binary
13. A terminal of an electrolytic cell
Electrode
Celsius scale
Effusion
Electrolytic cell
14. The series of radioactive elements starting with actinium - No. 89 - and ending with lawrencium - No. 103
Condensation
Actinide series
Diffusion
Fixation of nitrogen
15. The numerical expression of the relative strength with which the atoms of an element attract valence electrons to themselves; the higher the number - the greater the attraction
Brownian movement
Electroplating
Fallout
Electronegativity
16. In metallurgy: a substance that helps to melt and remove the solid impurities as slag
Electrode potential
Critical mass
Cathode
Flux
17. The measure of disorder in a system
Entropy
Anion
Alkaline
Electrode
18. 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
Dissociation (ionic)
adsorbtion
Celsius scale
19. An ion that has a positive charge
Acidic anhydride
Cation
Dehydrate
Esterification
20. 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
Anion
Alcohol
Celsius scale
Electron volt
21. The use of radioactive carbon-14 to estimate the ages of ancient materials - such as archaeological or paleontological specimens
Equation
Carbon dating
chemistry
Atom
22. An organic salt formed by the reaction of an alcohol with an acid
Exothermic
Base
Ester
Antichlor
23. The flow of a gas through a small aperture
Boiling point
Ester
Amphoteric
Effusion
24. Determines how a substance will behave in a chemical reaction
Anhydrous
Chemical property
Bonding
Allotropic forms
25. A relatively weak force of attraction between polar molecules; a component of van der Waals forces
Alkaline
Dipole-dipole attraction
Basic anhydride
Exothermic
26. An instrument - invented by Toricelli in 1643 - used for measuring atmospheric pressure
Atomic radius
Ester
Anhydrous
Barometer
27. Nuclear reactor in which more fissionable material is produced than is used up during operation
Empirical formula
Ether
Breeder reactor
Dehydrate
28. The temperature above which no gas can be liquefied - regardless of the pressure applied
Entropy
Critical temperature
Filteration
Atomic radius
29. A change by which an element takes the place of another element in a compound
Efflorescence
Displacement
Barometer
Atmosphere
30. A chemical action in which both heat and light are given off
Effusion
Amphoteric
Combustion
Double displacement
31. The point in a reversible reaction at which the forward reaction is occurring at the same rate as the opposing reaction
Amine
Equilibrium
Anhydrous
Carbon dating
32. Absorbtion by a substance of water from the air - so that the substance becomes wet
Calorimeter
Aromatic compound
Deliquesence
Electronegativity
33. The average mass of a number; bottom number on the element
Atomic mass
Calorie
Ester
Einstein equation
34. Particles larger than those found in a solution but smaller than those in a suspension
Colloids
Dehydrating agent
Displacement
Acidic anhydride
35. Forms of the same element that differ in their crystalline structures
Fixation of nitrogen
Electrode potential
Allotropic forms
Celsius scale
36. High=speed - negatively charged electrons emitted in radiations
erg
Beta particles
Electron volt
Celsius scale
37. Graduated glass tube into which gases are placed and subjected to an electric spark; measures the individual volumes of combining gases
Fission
Empirical formula
Equilibrium
eudiometer
38. A salt formed by replacing part of the hydrogen ions of a dibasic or tribasic acid with metallic ions - Examples: NaHSO4 - NaH2PO4
Control rod
Avagadro's number
Acid salt
Anhydrous
39. A bond between atoms involving two electron pairs - unsaturated
Double bond
Barometer
erg
Fahrenheit scale
40. An instrument used to measure the amount of heat liberated or absorbed during a change
Compound
Calorimeter
Buffer
Actinide series
41. Chemical reaction that results in the giving off of heat
Exothermic
Barometer
Colligative propery
Effervescence
42. 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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43. Solid carbon dioxide
Dry ice
Beta particles
Dialysis
Equilibrium
44. Temperature measured on the absolute scale - which has its origin at absolute zero
Absorption
Absolute temperature
Electrode
Efflorescence
45. Having no definite crystalline structure
Chain reaction
Amorphous
Basic anhydride
Fahrenheit scale
46. A substance used to remove the excess chlorine in the bleaching process
Displacement
Amphoteric
Basic anhydride
Antichlor
47. Breaking down of a compound into simpler substances or constituent elements
Antichlor
Coordinate covalence
Decomposition
Effervescence
48. The process of separating the ions in a compound by means of electrically charged poles
erg
Electrode potential
Electrolysis
Entropy
49. Substance that - when added to a solution - makes changing the pH of the solution more difficule
Fixation of nitrogen
Diffusion
Buffer
Anhydride
50. 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
Amphoteric
Acid
Energy
Activated Charcoal