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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 ion that has a positive charge
Dialysis
Acid
Electron
Cation
2. A temperature scale divided into 100 equal divisions and based on water freezing at 0 degress and boiling at 100 degrees
Esterification
Barometer
Calorie
Celsius scale
3. A reaction produced during nuclear fission when at least one neutron from each fission produces another fission - so that the process becomes self sustaining without additional external energy
Catalyst
Density
Fixation of nitrogen
Chain reaction
4. The breaking down of a compound into two or more simpler substances
Critical mass
Effusion
Crystalline
Analysis
5. The temperature at which the vapor pressure of a liquid equals the atmospheric pressure
Boiling point
Anhydride
Buffer
Deliquesence
6. A chance that alters the atomic structures of the substances involved and results in different properties
Double displacement
Fission
Chemical change
Critical temperature
7. Separation of the ions of an ionic compound due to the action of a solvent
Critical mass
Cyclotron
Covalent bonding
Dissociation (ionic)
8. Having definite molecular or ionic structure
Atomic number
Activated Charcoal
Crystalline
Effusion
9. A specially treated and finely divided form of carbon - which possesses a high degree of absorbtion
Activated Charcoal
Fixation of nitrogen
Cathode rays
Calorimeter
10. Capacity to do work
Alkali
Flux
Dissociation (ionic)
Energy
11. The smallest particle of an element that retains the properties of that element and can enter into a chemical reaction
Atom
Fixation of nitrogen
Electrolytic cell
Brownian movement
12. A. change from gas to liquid B. the combination of molecules without water
Fallout
Electron
Condensation
Displacement
13. Process of heating an organic substance - such as coal - in the absence of air to break it down into solid and volatile products
Destructive distillation
Emulsion
Activated Charcoal
Bonding
14. The highest temperature at which water vapor condenses out of the air
Esterification
Density
Effervescence
Dew point
15. A bond between atoms involving two electron pairs - unsaturated
Electronegativity
Anhydrous
Double bond
Breeder reactor
16. The process of forming definitely shaped crystals when water is evaporated from a solution of the substance
Atom
Crystallization
Breeder reactor
Electrode potential
17. Capable of being drawn into a thing wire
Cation
Ductile
Anhydride
Fahrenheit scale
18. The use of radioactive carbon-14 to estimate the ages of ancient materials - such as archaeological or paleontological specimens
Celsius scale
Carbon dating
Emulsifying agent
Calorie
19. Temperature measured on the absolute scale - which has its origin at absolute zero
Dipole-dipole attraction
Cation
Aldehyde
Absolute temperature
20. Substance that takes water from another substance
Fahrenheit scale
Effervescence
Absolute temperature
Dehydrating agent
21. 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)
Base
Amorphous
Anhydrous
Anhydride
22. Depositing a thin layer of metallic element on the surface of another metal by electrolysis
Electroplating
Einstein equation
Acidic anhydride
Calorimeter
23. The layer of gasses surrounding the earth - A unit of pressure (1 atm = 760mm of Hg or torr)
Electrolyte
Atmosphere
Activation energy
Breeder reactor
24. Chemical reaction that results in an absorption of heat
Calorie
Dehydrate
Endothermic
Deuterium
25. Shows only the simplest ratio of the number and kids of atoms
Breeder reactor
Control rod
Catalyst
Empirical formula
26. In metallurgy: a substance that helps to melt and remove the solid impurities as slag
Flux
Base
Equilibrium
Crystallization
27. An organic hydroxyl compound formed by relacing one or more hydrogen atoms of a hydrocarbon with equal number of hydroxyl (OH) groups
Alkyl
Fission
Brownian movement
Alcohol
28. The series of radioactive elements starting with actinium - No. 89 - and ending with lawrencium - No. 103
Density
Chain reaction
Cathode
Actinide series
29. The union of atoms to form compounds or molecules by filling their outer shells of electonrs. This can be done through giving and taking electrons (ionic) or by sharing electrons
Bonding
Condensation
Buffer
Binary
30. 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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31. 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
adsorbtion
Ester
Chemical property
Dissociation (ionic)
32. Referring to any substance that has basic properties
Alpha particles
Alkaline
Filteration
Alcohol
33. Nuclear reactor in which more fissionable material is produced than is used up during operation
Ester
Breeder reactor
eudiometer
Fixation of nitrogen
34. Usually - a strong base - such as Sodium hydroxide - potassium hydroxide
Endothermic
Alkali
Acid salt
Fallout
35. The difference in potential between an electrode and the solution in which it is immpesed
Antichlor
Electrode potential
Exothermic
Electron volt
36. A liquid that will conduct and electric current
Electrolyte
Avagadro's number
Dehydrate
Barometer
37. Determines how a substance will behave in a chemical reaction
Chain reaction
Chemical property
Critical mass
Combustion
38. 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
Amino acid
Filteration
Enthalpy
Control rod
39. The measure of disorder in a system
Decomposition
Entropy
Ductile
Density
40. Suspension of fine particles or droplets of one liquid in another - the two liquids being immiscible in each other; surrounded by an emulsifying agent
Emulsion
Flux
Electrolysis
Dialysis
41. Science concerned with the compositions of substances and the changes that they undergo
Electronegativity
chemistry
Celsius scale
Base
42. Streams of electrons given off by the cathode of a vacuum tube
Atmosphere
Absolute temperature
Cathode rays
Double displacement
43. Isotope of hydrogen - sometimes called heavy hydrogen - with an atomic weight of 2
Dehydrate
Deuterium
chemistry
Boiling point
44. Nuclear reaction that releases energy because of the splitting of large nuclei into smaller ones
Amphoteric
Basic anhydride
Fission
Alkyl
45. 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
erg
Colloids
Atmosphere
chemistry
46. 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
Electron volt
Chain reaction
Avagadro's number
Emulsion
47. Organic compound formed by dehydrating oxidized alcohol; contains the characteristic - CHO group
Colligative propery
Aldehyde
Compound
Chain reaction
48. Chemical reaction that results in the giving off of heat
Deuterium
Exothermic
Alkaline
Anhydrous
49. A unit of heat; the amount of heat needed to raise the temperature of 1 gram of water 1 degree on the celcius scale
Calorie
Element
Cathode rays
Chemical change
50. A substance composed of two or more metals - which are intimately mixed; usually made by melting the metals together
Electrolytic cell
Alloy
Ether
Destructive distillation