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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
Aldehyde
Atomic mass
Destructive distillation
Alloy
2. 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
Activated Charcoal
Atomic radius
Chemical change
Electrolysis
3. A property of a solution that depends primarily on the concentration - not the type of particles present
chemistry
Ester
Carbon dating
Colligative propery
4. 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
Buffer
Effusion
Acidic anhydride
Bonding
5. Solid carbon dioxide
Ether
Binary
Dry ice
Calorie
6. Usually - a strong base - such as Sodium hydroxide - potassium hydroxide
Alkali
Acidic anhydride
Coordinate covalence
Double bond
7. A substance that speeds up or slows down a reaction without being permanently changed itself
Colloids
Catalyst
Electron volt
Energy
8. An instrument - invented by Toricelli in 1643 - used for measuring atmospheric pressure
eudiometer
Beta particles
Barometer
Critical mass
9. Isotope of hydrogen - sometimes called heavy hydrogen - with an atomic weight of 2
Decomposition
Deuterium
Amorphous
Destructive distillation
10. A unit of heat; the amount of heat needed to raise the temperature of 1 gram of water 1 degree on the celcius scale
Dry ice
Calorimeter
Calorie
eudiometer
11. A chance that alters the atomic structures of the substances involved and results in different properties
Chemical change
Empirical formula
distillation
Displacement
12. A specially treated and finely divided form of carbon - which possesses a high degree of absorbtion
Exothermic
Activation energy
Crystalline
Activated Charcoal
13. The process of forming definitely shaped crystals when water is evaporated from a solution of the substance
Crystallization
Aldehyde
Ether
chemistry
14. A terminal of an electrolytic cell
Electrode
Electrolysis
Effervescence
Equilibrium
15. Referring to a compound composed of two elements such as water
Bonding
Cathode
Binary
Alkyl
16. Loss by a substance of its water of hydration on exposure to air at ordinary temperatures
Efflorescence
Celsius scale
Activated Charcoal
Catalyst
17. Having no definite crystalline structure
Aldehyde
Amine
Amorphous
Celsius scale
18. The mass per unit volume of a substance; mathematical formula D=m/V
Critical temperature
Atom
Dipole-dipole attraction
Density
19. Shows only the simplest ratio of the number and kids of atoms
Empirical formula
Emulsion
Alloy
Avagadro's number
20. A metallic oxide that forms a base when placed in water
Fahrenheit scale
Atmosphere
Basic anhydride
Anion
21. The smallest particle of an element that retains the properties of that element and can enter into a chemical reaction
Empirical formula
Electrode
Exothermic
Atom
22. E=mc2 - relates mass to energy
Condensation
Acid salt
Einstein equation
Allotropic forms
23. The process whereby gases or liquids intermingle freely of their own accord
Anhydrous
Acid salt
Diffusion
Ductile
24. The use of radioactive carbon-14 to estimate the ages of ancient materials - such as archaeological or paleontological specimens
Carbon dating
distillation
Calorimeter
Displacement
25. Capacity to do work
Energy
Activated Charcoal
Bond energy
Electronegativity
26. Depositing a thin layer of metallic element on the surface of another metal by electrolysis
erg
Electroplating
Dehydrate
Filteration
27. 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
Electrolytic cell
Amphoteric
Amine
adsorbtion
28. The process of separating the ions in a compound by means of electrically charged poles
Covalent bonding
Electrolysis
Acidic anhydride
Flux
29. The breaking down of a compound into two or more simpler substances
Cathode
Breeder reactor
Analysis
Chemical change
30. 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
Esterification
Chemical change
Electronegativity
distillation
31. The process of separation of a solution by diffusion through a semipermeable membrance
Atmosphere
Deuterium
Electrode potential
Dialysis
32. Heat content of a chemical system
Carbon dating
Basic anhydride
Enthalpy
Cathode rays
33. A relatively weak force of attraction between polar molecules; a component of van der Waals forces
Acidic anhydride
Dipole-dipole attraction
Allotropic forms
Amino acid
34. Rod of certain metal such as cadmium - which controls the speed of the chain reaction by absorbing neutrons in a nuclear reactor
Analysis
Esterification
Flux
Control rod
35. Suspension of fine particles or droplets of one liquid in another - the two liquids being immiscible in each other; surrounded by an emulsifying agent
Dehydrating agent
Emulsion
Anhydride
Electrode potential
36. Negatively charged particle - Mass is 9.109x10(-28)
Alpha particles
Aromatic compound
Alkaline
Electron
37. The flow of a gas through a small aperture
Electron volt
Dry ice
Effusion
Deuterium
38. 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
Amine
Fission
Emulsifying agent
Acid
39. High=speed - negatively charged electrons emitted in radiations
Alcohol
Dew point
Acid
Beta particles
40. 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
chemistry
Chain reaction
Dialysis
erg
41. A compound whose basic structure contains the benzene ring; it usually has an odor
Analysis
Aldehyde
Electronegativity
Aromatic compound
42. Nuclear reactor in which more fissionable material is produced than is used up during operation
Breeder reactor
Critical mass
Basic anhydride
Allotropic forms
43. Top number on periodic table - The number of protons in the nucleus - The number of electrons in an atom
Diffusion
Avagadro's number
Aromatic compound
Atomic number
44. 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
Double bond
Electron volt
Filteration
Efflorescence
45. Containing no water
Flux
Aldehyde
Anhydrous
Exothermic
46. Streams of electrons given off by the cathode of a vacuum tube
Entropy
Acid
Calorimeter
Cathode rays
47. Organic compound containing the -O- group
Breeder reactor
Ether
Dialysis
Effusion
48. 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
Coordinate covalence
Filteration
Basic anhydride
49. The rapid escape of excess gas that has been dissolved into a liquid
Effervescence
Double bond
Efflorescence
Electronegativity
50. Chemical reaction that results in the giving off of heat
Crystalline
Base
Exothermic
Absorption