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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 layer of gasses surrounding the earth - A unit of pressure (1 atm = 760mm of Hg or torr)
Amino acid
Alkali
Atmosphere
Dew point
2. The energy needed to break a chemical bond and form a neutral atom
Acidic anhydride
adsorbtion
Electrode potential
Bond energy
3. An instrument used to measure the amount of heat liberated or absorbed during a change
Brownian movement
Electrode potential
Calorimeter
Beta particles
4. Referring to a compound composed of two elements such as water
Denatured alcohol
Binary
Calorimeter
Beta particles
5. 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
Electrolyte
Displacement
Calorimeter
6. Nuclear reactor in which more fissionable material is produced than is used up during operation
Deliquesence
Electrode
Absorption
Breeder reactor
7. Bonding accomplished through the sharing of electrons so that atoms can fill their outer shells
Calorimeter
Allotropic forms
Equation
Covalent bonding
8. 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
Destructive distillation
Buffer
Ester
9. A bond between atoms involving two electron pairs - unsaturated
Element
Double bond
eudiometer
adsorbtion
10. A compound whose basic structure contains the benzene ring; it usually has an odor
Aromatic compound
Amorphous
Electroplating
Double bond
11. 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
chemistry
Chain reaction
Alkaline
Alkali
12. 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
Alkaline
Basic anhydride
Base
Aromatic compound
13. Having definite molecular or ionic structure
Ductile
Colloids
Alkaline
Crystalline
14. Negatively charged particle - Mass is 9.109x10(-28)
Endothermic
Atomic radius
Electron
adsorbtion
15. E=mc2 - relates mass to energy
Brownian movement
Einstein equation
Dehydrate
Carbon dating
16. A. change from gas to liquid B. the combination of molecules without water
Condensation
Actinide series
Analysis
Calorie
17. Breaking down of a compound into simpler substances or constituent elements
chemistry
Decomposition
Calorimeter
Breeder reactor
18. A relatively weak force of attraction between polar molecules; a component of van der Waals forces
Anhydride
Effervescence
Beta particles
Dipole-dipole attraction
19. A chance that alters the atomic structures of the substances involved and results in different properties
Covalent bonding
Dry ice
Electronegativity
Chemical change
20. Heat content of a chemical system
Alkali
Analysis
Flux
Enthalpy
21. The average mass of a number; bottom number on the element
Catalyst
adsorbtion
Coordinate covalence
Atomic mass
22. Chemical reaction between an alcohol and an acid - in which an ester is formed
Bond energy
Double bond
Esterification
Density
23. A metallic oxide that forms a base when placed in water
Chain reaction
Electrolysis
Double bond
Basic anhydride
24. Organic compound formed by dehydrating oxidized alcohol; contains the characteristic - CHO group
Entropy
Destructive distillation
Electron
Aldehyde
25. A device used to accelerate charged particles to high energies for bombarding the nuclei of atoms
Effervescence
Exothermic
Cyclotron
Dialysis
26. The series of radioactive elements starting with actinium - No. 89 - and ending with lawrencium - No. 103
Dry ice
Emulsion
Boiling point
Actinide series
27. A change by which an element takes the place of another element in a compound
Displacement
Density
Ester
Dialysis
28. A terminal of an electrolytic cell
Antichlor
Cation
Ductile
Electrode
29. Shorthand method of showing the changes that take place in a chemical reaction
Equation
Fission
Ether
Colligative propery
30. To take water from a substance
Amine
Dipole-dipole attraction
Dehydrate
Activated Charcoal
31. Science concerned with the compositions of substances and the changes that they undergo
chemistry
Chemical change
Atomic radius
Effusion
32. 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
Equation
erg
Exothermic
Bonding
33. The point in a reversible reaction at which the forward reaction is occurring at the same rate as the opposing reaction
eudiometer
Aldehyde
Empirical formula
Equilibrium
34. Containing no water
Anhydrous
Absorption
Chain reaction
Alkaline
35. Top number on periodic table - The number of protons in the nucleus - The number of electrons in an atom
Atomic number
Calorie
Dehydrate
Anion
36. Colloidal substance that forms a film about the particles of two immiscible liquids so that one remains suspended in the other
Emulsifying agent
Anhydride
Flux
Electrode
37. Capable of being drawn into a thing wire
Allotropic forms
Breeder reactor
Ductile
Efflorescence
38. A nonmetallic oxide that - when placed in water - reacts to form an an acid solution
Denatured alcohol
Deuterium
Acidic anhydride
Anion
39. Chemical reaction that results in an absorption of heat
Esterification
Alkali
Double bond
Endothermic
40. The use of radioactive carbon-14 to estimate the ages of ancient materials - such as archaeological or paleontological specimens
Celsius scale
Atmosphere
Dialysis
Carbon dating
41. Forms of the same element that differ in their crystalline structures
Dissociation (ionic)
Allotropic forms
Electronegativity
Atomic radius
42. A substance composed of elements chemically united in definite proportions by weight
Compound
Fahrenheit scale
Dehydrate
Atomic mass
43. Residual radioactivity from an atmospheric nuclear test - eventually settles on the surface of the earth
Flux
Fallout
Acidic anhydride
Density
44. The process of separation of a solution by diffusion through a semipermeable membrance
Dialysis
Activation energy
Element
Barometer
45. Positively charged helium nuclei
Alpha particles
Cation
Denatured alcohol
distillation
46. A temperature scale divided into 100 equal divisions and based on water freezing at 0 degress and boiling at 100 degrees
Cathode rays
Aromatic compound
Element
Celsius scale
47. A salt formed by replacing part of the hydrogen ions of a dibasic or tribasic acid with metallic ions - Examples: NaHSO4 - NaH2PO4
Chain reaction
Acid salt
Electrolysis
Einstein equation
48. A property of a solution that depends primarily on the concentration - not the type of particles present
Colligative propery
Equilibrium
Electrode potential
Absorption
49. The flow of a gas through a small aperture
Fahrenheit scale
Atom
Effusion
Deuterium
50. Absorbtion by a substance of water from the air - so that the substance becomes wet
Entropy
Deliquesence
Carbon dating
Electrode potential