SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. Negatively charged particle - Mass is 9.109x10(-28)
Electron
Anion
Deuterium
Equilibrium
2. A chance that alters the atomic structures of the substances involved and results in different properties
Condensation
Esterification
Base
Chemical change
3. 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
Atom
Decomposition
Filteration
4. Forms of the same element that differ in their crystalline structures
Amorphous
Denatured alcohol
Alkaline
Allotropic forms
5. In metallurgy: a substance that helps to melt and remove the solid impurities as slag
Flux
Aldehyde
Chemical property
Exothermic
6. An ion that has a positive charge
Alkyl
Cation
Chain reaction
Covalent bonding
7. The measure of disorder in a system
Entropy
Einstein equation
Dissociation (ionic)
Empirical formula
8. Colloidal substance that forms a film about the particles of two immiscible liquids so that one remains suspended in the other
Emulsifying agent
Alkyl
Endothermic
Amorphous
9. An ion or particle that has a negative charge and thus is attracted to a positively charged anode
Dew point
Decomposition
Dehydrate
Anion
10. 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
Acid
Absolute temperature
distillation
Effusion
11. Referring to a hydroxide that may have either acidic or basic properties - depending on the substance with which it reacts
Amphoteric
Coordinate covalence
Beta particles
Carbon dating
12. Depositing a thin layer of metallic element on the surface of another metal by electrolysis
Control rod
Atomic mass
Electroplating
Electron
13. 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
Colligative propery
Breeder reactor
erg
Emulsion
14. A change by which an element takes the place of another element in a compound
Dry ice
Displacement
Critical mass
chemistry
15. The process by which suspended matter is removed from a liquid by passing the liquid through a porous material
Filteration
Alpha particles
Allotropic forms
Double bond
16. Chemical reaction that results in an absorption of heat
Endothermic
Control rod
Alpha particles
Bond energy
17. A metallic oxide that forms a base when placed in water
Electrolytic cell
Analysis
Basic anhydride
Binary
18. Having definite molecular or ionic structure
Crystalline
Denatured alcohol
Acid
Calorie
19. Having no definite crystalline structure
Deliquesence
Cyclotron
Amorphous
Electronegativity
20. A compound whose basic structure contains the benzene ring; it usually has an odor
Analysis
Atomic radius
Diffusion
Aromatic compound
21. A terminal of an electrolytic cell
Antichlor
Ductile
Electrode
Amine
22. Nuclear reaction that releases energy because of the splitting of large nuclei into smaller ones
Amine
Fission
Crystalline
Chemical property
23. E=mc2 - relates mass to energy
Coordinate covalence
Atomic radius
Einstein equation
Entropy
24. Bonding accomplished through the sharing of electrons so that atoms can fill their outer shells
Binary
Dry ice
Atomic radius
Covalent bonding
25. Covalence in which both electrons in a pair come from the same atom
Coordinate covalence
Exothermic
Catalyst
Equation
26. Streams of electrons given off by the cathode of a vacuum tube
Control rod
Cathode rays
Boiling point
Amino acid
27. 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
Covalent bonding
Denatured alcohol
Exothermic
28. A substance composed of elements chemically united in definite proportions by weight
Compound
erg
Empirical formula
Alkyl
29. Temperature scale that has 32 as freezing point and 212 as boiling point
Electrode potential
Fahrenheit scale
Electronegativity
Activation energy
30. Suspension of fine particles or droplets of one liquid in another - the two liquids being immiscible in each other; surrounded by an emulsifying agent
Efflorescence
Amorphous
Emulsion
Crystalline
31. The process of forming definitely shaped crystals when water is evaporated from a solution of the substance
Fission
Amorphous
Einstein equation
Crystallization
32. The series of radioactive elements starting with actinium - No. 89 - and ending with lawrencium - No. 103
Einstein equation
Fixation of nitrogen
Actinide series
Ether
33. Rod of certain metal such as cadmium - which controls the speed of the chain reaction by absorbing neutrons in a nuclear reactor
Entropy
Acidic anhydride
Control rod
Einstein equation
34. The use of radioactive carbon-14 to estimate the ages of ancient materials - such as archaeological or paleontological specimens
Activation energy
Element
Electron
Carbon dating
35. The difference in potential between an electrode and the solution in which it is immpesed
Brownian movement
Critical temperature
Cathode rays
Electrode potential
36. The flow of a gas through a small aperture
Effusion
Avagadro's number
Equilibrium
Electrode potential
37. Continuous zigzagging movement of colloidal particles in a dispersing medium - as viewed through and ultramicroscope
Einstein equation
Atomic radius
Antichlor
Brownian movement
38. Referring to any substance that has basic properties
Alkaline
Fahrenheit scale
Basic anhydride
Beta particles
39. The minimum energy necessary to start a reaction
Activation energy
Aromatic compound
Antichlor
Element
40. A compound such as CH3NH2 - derived from ammonia by substituting one or more hydro-carbon radicals for hydrogen atoms
Anion
Amine
Einstein equation
Activated Charcoal
41. The electrode in an electrolytic cell that is negatively charged and attracts positive ions
Dehydrate
Cathode
Dissociation (ionic)
Aromatic compound
42. A property of a solution that depends primarily on the concentration - not the type of particles present
Chemical change
Electroplating
Dehydrating agent
Colligative propery
43. The process of first vaporizing a liquid and then condensing the vapor back into a liquid - leaving behind the nonvolatile impurities
adsorbtion
Esterification
Destructive distillation
distillation
44. The point in a reversible reaction at which the forward reaction is occurring at the same rate as the opposing reaction
Atomic mass
Critical mass
Destructive distillation
Equilibrium
45. A liquid that will conduct and electric current
Einstein equation
Cyclotron
Electrolyte
Electrolytic cell
46. Substance that - when added to a solution - makes changing the pH of the solution more difficule
Buffer
Dialysis
Einstein equation
Entropy
47. A. change from gas to liquid B. the combination of molecules without water
Amine
Condensation
Decomposition
Electrolyte
48. The layer of gasses surrounding the earth - A unit of pressure (1 atm = 760mm of Hg or torr)
Atmosphere
distillation
Anhydrous
Alkyl
49. An organic salt formed by the reaction of an alcohol with an acid
Equation
Double displacement
Electron volt
Ester
50. Graduated glass tube into which gases are placed and subjected to an electric spark; measures the individual volumes of combining gases
Carbon dating
eudiometer
Combustion
Emulsion