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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. The average mass of a number; bottom number on the element
Entropy
Filteration
Atomic mass
Dehydrate
2. An instrument - invented by Toricelli in 1643 - used for measuring atmospheric pressure
Alpha particles
Barometer
Effusion
Carbon dating
3. A property of a solution that depends primarily on the concentration - not the type of particles present
Dialysis
Alkaline
Effervescence
Colligative propery
4. A substituent obtained from a saturated hydrocarbon by removing one hydrogen atom -Examples: methyl(CH3) ethyl(C2H5)
Alkyl
Boiling point
Fission
Basic anhydride
5. Separation of the ions of an ionic compound due to the action of a solvent
Dissociation (ionic)
distillation
Diffusion
Decomposition
6. 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
Atomic radius
Cathode
Anion
Dry ice
7. 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
Double bond
Colligative propery
Amino acid
Coordinate covalence
8. A liquid that will conduct and electric current
Brownian movement
Coordinate covalence
Electrolyte
Chemical change
9. Heat content of a chemical system
Enthalpy
Chemical property
Celsius scale
Amino acid
10. The use of radioactive carbon-14 to estimate the ages of ancient materials - such as archaeological or paleontological specimens
Carbon dating
Einstein equation
Amine
Calorie
11. Process of heating an organic substance - such as coal - in the absence of air to break it down into solid and volatile products
Compound
Anhydride
Destructive distillation
Element
12. Graduated glass tube into which gases are placed and subjected to an electric spark; measures the individual volumes of combining gases
Enthalpy
Electrolytic cell
Anion
eudiometer
13. A bond between atoms involving two electron pairs - unsaturated
Deliquesence
Double bond
Effusion
Base
14. An organic salt formed by the reaction of an alcohol with an acid
Electron
Electrode potential
Ester
Calorimeter
15. A terminal of an electrolytic cell
Brownian movement
Bonding
Control rod
Electrode
16. The process of separation of a solution by diffusion through a semipermeable membrance
Electroplating
Electron
Density
Dialysis
17. Breaking down of a compound into simpler substances or constituent elements
Ductile
Alkyl
Allotropic forms
Decomposition
18. The process of forming definitely shaped crystals when water is evaporated from a solution of the substance
Amino acid
Cation
Crystallization
Carbon dating
19. The measure of disorder in a system
Electron
Effervescence
Electroplating
Entropy
20. A cell in which electrolysis is carried out
Binary
Electrolytic cell
Equation
Analysis
21. Loss by a substance of its water of hydration on exposure to air at ordinary temperatures
Calorimeter
Efflorescence
Boiling point
Electrolyte
22. A compound derived from another compound by the removal of water; it will combine with water to form an acid (acidic anhydride) or base (basic anhydride)
Anhydride
Fallout
Anion
Double displacement
23. Solid carbon dioxide
Filteration
Carbon dating
Dry ice
Atmosphere
24. The point in a reversible reaction at which the forward reaction is occurring at the same rate as the opposing reaction
Enthalpy
Amino acid
Destructive distillation
Equilibrium
25. A compound whose basic structure contains the benzene ring; it usually has an odor
Allotropic forms
Alpha particles
Aromatic compound
Decomposition
26. 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
Ester
adsorbtion
Electrode potential
Analysis
27. Particles larger than those found in a solution but smaller than those in a suspension
Chemical change
Colloids
Flux
Atmosphere
28. Temperature measured on the absolute scale - which has its origin at absolute zero
Absolute temperature
Carbon dating
Fallout
Density
29. Substance that takes water from another substance
Double bond
Dehydrating agent
Aldehyde
Amino acid
30. A substance composed of elements chemically united in definite proportions by weight
Activation energy
Exothermic
Compound
Dehydrate
31. An ion or particle that has a negative charge and thus is attracted to a positively charged anode
Anhydrous
Anion
Coordinate covalence
Barometer
32. A compound such as CH3NH2 - derived from ammonia by substituting one or more hydro-carbon radicals for hydrogen atoms
Alkali
Amine
Dry ice
Effusion
33. The process of separating the ions in a compound by means of electrically charged poles
Electrolysis
Double bond
Activation energy
Alloy
34. The energy needed to break a chemical bond and form a neutral atom
Deliquesence
Denatured alcohol
Density
Bond energy
35. E=mc2 - relates mass to energy
Einstein equation
adsorbtion
Carbon dating
Avagadro's number
36. Organic compound formed by dehydrating oxidized alcohol; contains the characteristic - CHO group
Aldehyde
Effusion
Cathode
Alkaline
37. Usually - a strong base - such as Sodium hydroxide - potassium hydroxide
Alkali
Anion
Condensation
Cation
38. Referring to a compound composed of two elements such as water
Alkyl
Dew point
Binary
Deuterium
39. A. change from gas to liquid B. the combination of molecules without water
Boiling point
Einstein equation
Amino acid
Condensation
40. Having definite molecular or ionic structure
distillation
Calorie
Atmosphere
Crystalline
41. Ethyl alcohol that has been poisoned in order to produce a cheaper alcohol for industrial purposes
Denatured alcohol
Activation energy
Anhydrous
Electrode potential
42. Chemical reaction that results in an absorption of heat
Ductile
Beta particles
Entropy
Endothermic
43. 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
Electrode potential
Destructive distillation
erg
Emulsion
44. Organic compound containing the -O- group
Alkali
Basic anhydride
Ether
Dry ice
45. Continuous zigzagging movement of colloidal particles in a dispersing medium - as viewed through and ultramicroscope
Cyclotron
Combustion
Critical temperature
Brownian movement
46. The smallest amount of fissionable material that will sustain a chain reaction
Brownian movement
Critical mass
Beta particles
Fahrenheit scale
47. Shows only the simplest ratio of the number and kids of atoms
Avagadro's number
Carbon dating
Empirical formula
Calorimeter
48. Streams of electrons given off by the cathode of a vacuum tube
Brownian movement
Electronegativity
Cathode rays
eudiometer
49. Determines how a substance will behave in a chemical reaction
Brownian movement
Chemical property
Electron volt
Electrolysis
50. 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
Electrode potential
Dehydrate
Electron volt
Anhydride