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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. Referring to any substance that has basic properties
Dry ice
Atomic radius
Absolute temperature
Alkaline
2. A substance that speeds up or slows down a reaction without being permanently changed itself
Activated Charcoal
Emulsifying agent
Actinide series
Catalyst
3. A salt formed by replacing part of the hydrogen ions of a dibasic or tribasic acid with metallic ions - Examples: NaHSO4 - NaH2PO4
Atomic radius
Acid salt
Double bond
Dehydrate
4. Referring to a compound composed of two elements such as water
Dissociation (ionic)
Binary
Einstein equation
Anion
5. Temperature scale that has 32 as freezing point and 212 as boiling point
Cathode
Fahrenheit scale
Destructive distillation
Critical mass
6. Solid carbon dioxide
Cathode
Crystallization
Base
Dry ice
7. An ion that has a positive charge
Cation
Barometer
Fission
Breeder reactor
8. The process by which suspended matter is removed from a liquid by passing the liquid through a porous material
Electrolytic cell
Chemical property
Filteration
Calorimeter
9. The use of radioactive carbon-14 to estimate the ages of ancient materials - such as archaeological or paleontological specimens
Dialysis
Empirical formula
Effervescence
Carbon dating
10. Particles larger than those found in a solution but smaller than those in a suspension
Cation
Exothermic
Colloids
Amphoteric
11. A unit of heat; the amount of heat needed to raise the temperature of 1 gram of water 1 degree on the celcius scale
Crystalline
Calorie
Exothermic
Anhydrous
12. Substance that takes water from another substance
Equation
Acid
Buffer
Dehydrating agent
13. Depositing a thin layer of metallic element on the surface of another metal by electrolysis
Dipole-dipole attraction
Double bond
Electroplating
Atomic radius
14. A substance composed of elements chemically united in definite proportions by weight
Electron
Effusion
Compound
Dissociation (ionic)
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
Base
Dipole-dipole attraction
Electronegativity
Alpha particles
16. 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
Emulsion
Deuterium
Dialysis
Atomic radius
17. The breaking down of a compound into two or more simpler substances
Colligative propery
Bonding
Dehydrate
Analysis
18. Rod of certain metal such as cadmium - which controls the speed of the chain reaction by absorbing neutrons in a nuclear reactor
Efflorescence
Control rod
Deliquesence
Beta particles
19. Graduated glass tube into which gases are placed and subjected to an electric spark; measures the individual volumes of combining gases
Binary
eudiometer
Electrolyte
Alpha particles
20. The process of first vaporizing a liquid and then condensing the vapor back into a liquid - leaving behind the nonvolatile impurities
Deliquesence
Aromatic compound
distillation
Denatured alcohol
21. Process for converting atmospheric nitrogen into compounds
Fixation of nitrogen
Chain reaction
Dialysis
Aldehyde
22. 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
Chain reaction
Allotropic forms
Amino acid
Element
23. The mass per unit volume of a substance; mathematical formula D=m/V
Brownian movement
Cyclotron
Density
Alkaline
24. A change by which an element takes the place of another element in a compound
Density
Displacement
Allotropic forms
Amine
25. Residual radioactivity from an atmospheric nuclear test - eventually settles on the surface of the earth
Fallout
Enthalpy
Critical mass
Combustion
26. 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
Ether
Base
Fixation of nitrogen
Antichlor
27. A cell in which electrolysis is carried out
Electrolytic cell
Einstein equation
Cation
Fahrenheit scale
28. A property of a solution that depends primarily on the concentration - not the type of particles present
Actinide series
Electron volt
Fixation of nitrogen
Colligative propery
29. A bond between atoms involving two electron pairs - unsaturated
Double bond
distillation
Decomposition
Aldehyde
30. Heat content of a chemical system
Enthalpy
Colloids
Fallout
Electron volt
31. Isotope of hydrogen - sometimes called heavy hydrogen - with an atomic weight of 2
Analysis
Deuterium
Combustion
Actinide series
32. A metallic oxide that forms a base when placed in water
Basic anhydride
Empirical formula
Binary
Chemical change
33. Colloidal substance that forms a film about the particles of two immiscible liquids so that one remains suspended in the other
Empirical formula
Ester
Basic anhydride
Emulsifying agent
34. Chemical reaction that results in the giving off of heat
Dew point
Effusion
Acid
Exothermic
35. The process whereby gases or liquids intermingle freely of their own accord
Critical temperature
Diffusion
Alpha particles
Enthalpy
36. The layer of gasses surrounding the earth - A unit of pressure (1 atm = 760mm of Hg or torr)
Atmosphere
Ductile
Combustion
Energy
37. 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
Absolute temperature
Enthalpy
Alkyl
Bonding
38. Bonding accomplished through the sharing of electrons so that atoms can fill their outer shells
Activated Charcoal
Alkaline
Covalent bonding
Absolute temperature
39. Breaking down of a compound into simpler substances or constituent elements
Decomposition
Exothermic
Allotropic forms
Cathode rays
40. Covalence in which both electrons in a pair come from the same atom
Bonding
Crystallization
Emulsion
Coordinate covalence
41. A device used to accelerate charged particles to high energies for bombarding the nuclei of atoms
Alkyl
Cyclotron
Diffusion
Electrode potential
42. E=mc2 - relates mass to energy
Density
Amphoteric
Einstein equation
Buffer
43. Having definite molecular or ionic structure
Alcohol
Crystalline
Entropy
Amine
44. 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
Amine
Density
Chain reaction
Celsius scale
45. 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
Atomic mass
Double bond
Empirical formula
Acid
46. Continuous zigzagging movement of colloidal particles in a dispersing medium - as viewed through and ultramicroscope
Alkali
Empirical formula
Brownian movement
Actinide series
47. Positively charged helium nuclei
Alpha particles
Destructive distillation
Brownian movement
Density
48. One of the building blacks matter is composed of - only one type of atom; cannot be further decomposed
Fahrenheit scale
Element
Electrolytic cell
Atomic number
49. The flow of a gas through a small aperture
Effusion
Critical temperature
Alcohol
Antichlor
50. An organic hydroxyl compound formed by relacing one or more hydrogen atoms of a hydrocarbon with equal number of hydroxyl (OH) groups
Entropy
Aldehyde
Fallout
Alcohol