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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. A substance composed of elements chemically united in definite proportions by weight
Cathode
Compound
Equilibrium
Bonding
2. Rod of certain metal such as cadmium - which controls the speed of the chain reaction by absorbing neutrons in a nuclear reactor
Control rod
Electrolyte
Empirical formula
Electrode potential
3. To take water from a substance
Dehydrate
Electrolytic cell
Carbon dating
Chemical change
4. Shorthand method of showing the changes that take place in a chemical reaction
Effervescence
Crystalline
Equation
chemistry
5. A compound whose basic structure contains the benzene ring; it usually has an odor
Aromatic compound
Emulsifying agent
Exothermic
Catalyst
6. A substance used to remove the excess chlorine in the bleaching process
Double bond
chemistry
Antichlor
Decomposition
7. Chemical reaction that results in an absorption of heat
Anhydride
Analysis
Endothermic
Aldehyde
8. High=speed - negatively charged electrons emitted in radiations
Element
Enthalpy
Beta particles
eudiometer
9. Absorbtion by a substance of water from the air - so that the substance becomes wet
Carbon dating
Atomic mass
Deliquesence
Equation
10. The layer of gasses surrounding the earth - A unit of pressure (1 atm = 760mm of Hg or torr)
Electron
Atmosphere
Anion
Amine
11. The flow of a gas through a small aperture
Equation
Dipole-dipole attraction
Activated Charcoal
Effusion
12. The measure of disorder in a system
Double displacement
Entropy
Alkaline
Bonding
13. 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
Anhydride
Catalyst
Aromatic compound
Electron volt
14. The process of forming definitely shaped crystals when water is evaporated from a solution of the substance
Displacement
Acid salt
Crystallization
Filteration
15. An instrument used to measure the amount of heat liberated or absorbed during a change
Electronegativity
Calorimeter
Acidic anhydride
Anion
16. The highest temperature at which water vapor condenses out of the air
Beta particles
Aromatic compound
Flux
Dew point
17. An organic salt formed by the reaction of an alcohol with an acid
Ester
Atomic number
Displacement
Energy
18. The process of separating the ions in a compound by means of electrically charged poles
Absolute temperature
Beta particles
Energy
Electrolysis
19. A metallic oxide that forms a base when placed in water
Efflorescence
Buffer
Basic anhydride
Condensation
20. Graduated glass tube into which gases are placed and subjected to an electric spark; measures the individual volumes of combining gases
Deliquesence
eudiometer
Electrolysis
Aromatic compound
21. The smallest particle of an element that retains the properties of that element and can enter into a chemical reaction
Dissociation (ionic)
Atom
Chemical property
Fission
22. An organic hydroxyl compound formed by relacing one or more hydrogen atoms of a hydrocarbon with equal number of hydroxyl (OH) groups
Decomposition
Electron
Endothermic
Alcohol
23. Forms of the same element that differ in their crystalline structures
Calorie
Allotropic forms
Atomic number
Ester
24. Determines how a substance will behave in a chemical reaction
Flux
Chemical property
Control rod
Boiling point
25. Streams of electrons given off by the cathode of a vacuum tube
Einstein equation
Catalyst
Cation
Cathode rays
26. A. change from gas to liquid B. the combination of molecules without water
Beta particles
Condensation
Catalyst
Brownian movement
27. An instrument - invented by Toricelli in 1643 - used for measuring atmospheric pressure
erg
Analysis
Barometer
Dialysis
28. One of the building blacks matter is composed of - only one type of atom; cannot be further decomposed
Electron volt
Aldehyde
Calorimeter
Element
29. Substance that takes water from another substance
Denatured alcohol
Absorption
Critical mass
Dehydrating agent
30. Continuous zigzagging movement of colloidal particles in a dispersing medium - as viewed through and ultramicroscope
Anhydride
Control rod
Brownian movement
Energy
31. Residual radioactivity from an atmospheric nuclear test - eventually settles on the surface of the earth
Dew point
Deliquesence
Decomposition
Fallout
32. The use of radioactive carbon-14 to estimate the ages of ancient materials - such as archaeological or paleontological specimens
Chemical change
Acidic anhydride
Carbon dating
Anion
33. Negatively charged particle - Mass is 9.109x10(-28)
Electron
Atmosphere
Analysis
Emulsifying agent
34. The process by which suspended matter is removed from a liquid by passing the liquid through a porous material
Crystalline
Filteration
Cathode
Deuterium
35. Bonding accomplished through the sharing of electrons so that atoms can fill their outer shells
Cyclotron
Covalent bonding
Filteration
Destructive distillation
36. Having no definite crystalline structure
Dehydrate
Amorphous
Ester
Analysis
37. Positively charged helium nuclei
Dehydrating agent
Electrolyte
Alpha particles
Electron
38. The process of taking up by capillary - osmotic - chemical - or solvent action - as a sponge absorbs water
Absorption
Chemical change
Ductile
Effervescence
39. Temperature measured on the absolute scale - which has its origin at absolute zero
Endothermic
erg
Absolute temperature
Acid
40. The breaking down of a compound into two or more simpler substances
Analysis
Equilibrium
Amine
Electrolytic cell
41. The rapid escape of excess gas that has been dissolved into a liquid
Filteration
Acid salt
Effusion
Effervescence
42. Isotope of hydrogen - sometimes called heavy hydrogen - with an atomic weight of 2
Activated Charcoal
Deuterium
Equation
Cation
43. A device used to accelerate charged particles to high energies for bombarding the nuclei of atoms
Entropy
Cyclotron
Deliquesence
Ester
44. An ion or particle that has a negative charge and thus is attracted to a positively charged anode
Anion
adsorbtion
Deliquesence
Cathode rays
45. The process of first vaporizing a liquid and then condensing the vapor back into a liquid - leaving behind the nonvolatile impurities
distillation
Electron
Chain reaction
Double displacement
46. 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
Electrolyte
adsorbtion
Carbon dating
Exothermic
47. Nuclear reactor in which more fissionable material is produced than is used up during operation
Electrode potential
Breeder reactor
Efflorescence
Cathode
48. The temperature above which no gas can be liquefied - regardless of the pressure applied
Aldehyde
distillation
Critical temperature
Fahrenheit scale
49. 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
Deliquesence
Activation energy
adsorbtion
Atomic radius
50. Heat content of a chemical system
Cyclotron
Acidic anhydride
Critical temperature
Enthalpy