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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. 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
Dry ice
Critical temperature
Alcohol
2. Having definite molecular or ionic structure
Effervescence
Crystalline
Electrode potential
Emulsifying agent
3. Science concerned with the compositions of substances and the changes that they undergo
Electroplating
chemistry
Condensation
Aromatic compound
4. A chemical action in which both heat and light are given off
Combustion
Entropy
Bonding
Flux
5. 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
Destructive distillation
Element
Avagadro's number
6. 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
Beta particles
Atomic radius
Aromatic compound
Element
7. The series of radioactive elements starting with actinium - No. 89 - and ending with lawrencium - No. 103
Denatured alcohol
Alcohol
Actinide series
Alkaline
8. Usually - a strong base - such as Sodium hydroxide - potassium hydroxide
Alkali
Deliquesence
Effervescence
Enthalpy
9. Isotope of hydrogen - sometimes called heavy hydrogen - with an atomic weight of 2
Fahrenheit scale
Equilibrium
Deuterium
Bonding
10. A metallic oxide that forms a base when placed in water
Dehydrating agent
Aldehyde
Basic anhydride
Ester
11. An ion that has a positive charge
Cation
Atomic number
Cyclotron
Filteration
12. Capable of being drawn into a thing wire
Absorption
Catalyst
Diffusion
Ductile
13. Containing no water
Effusion
Anhydrous
Electrolysis
Denatured alcohol
14. The minimum energy necessary to start a reaction
Dehydrating agent
Cathode rays
Chemical property
Activation energy
15. Determines how a substance will behave in a chemical reaction
Bonding
Filteration
Chemical property
Binary
16. Loss by a substance of its water of hydration on exposure to air at ordinary temperatures
Alkyl
Calorie
Electrolysis
Efflorescence
17. Covalence in which both electrons in a pair come from the same atom
Coordinate covalence
Empirical formula
Combustion
Acid
18. Nuclear reaction that releases energy because of the splitting of large nuclei into smaller ones
Endothermic
Fission
Bond energy
Fixation of nitrogen
19. Breaking down of a compound into simpler substances or constituent elements
Electron volt
Anhydride
Electron
Decomposition
20. A liquid that will conduct and electric current
Electrolyte
Atmosphere
Activated Charcoal
Element
21. The mass per unit volume of a substance; mathematical formula D=m/V
Fission
Compound
Critical mass
Density
22. A salt formed by replacing part of the hydrogen ions of a dibasic or tribasic acid with metallic ions - Examples: NaHSO4 - NaH2PO4
Electron
Acid salt
Amine
Dew point
23. Process for converting atmospheric nitrogen into compounds
Electron volt
Ductile
Entropy
Fixation of nitrogen
24. Substance that takes water from another substance
Electronegativity
Dehydrating agent
Diffusion
Electron
25. Chemical reaction that results in the giving off of heat
Buffer
Exothermic
Crystallization
Destructive distillation
26. A substance composed of elements chemically united in definite proportions by weight
Compound
Ether
Cyclotron
Dew point
27. A compound whose basic structure contains the benzene ring; it usually has an odor
Dehydrate
Displacement
Aromatic compound
Crystalline
28. The difference in potential between an electrode and the solution in which it is immpesed
Atomic number
Electrode potential
Fixation of nitrogen
Emulsion
29. A substituent obtained from a saturated hydrocarbon by removing one hydrogen atom -Examples: methyl(CH3) ethyl(C2H5)
Endothermic
Alkyl
Alkaline
Fixation of nitrogen
30. An instrument - invented by Toricelli in 1643 - used for measuring atmospheric pressure
Compound
Atmosphere
Barometer
Basic anhydride
31. Organic compound formed by dehydrating oxidized alcohol; contains the characteristic - CHO group
Aldehyde
Carbon dating
Absorption
Alpha particles
32. An organic salt formed by the reaction of an alcohol with an acid
Atomic mass
Esterification
Antichlor
Ester
33. Referring to a compound composed of two elements such as water
Activation energy
Dry ice
Binary
Breeder reactor
34. 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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35. Rod of certain metal such as cadmium - which controls the speed of the chain reaction by absorbing neutrons in a nuclear reactor
Control rod
Fixation of nitrogen
Effusion
Buffer
36. High=speed - negatively charged electrons emitted in radiations
Beta particles
Acid
Activation energy
Avagadro's number
37. Chemical reaction between an alcohol and an acid - in which an ester is formed
Antichlor
Breeder reactor
Esterification
Electron volt
38. A device used to accelerate charged particles to high energies for bombarding the nuclei of atoms
Cyclotron
Effusion
Critical mass
Efflorescence
39. A change by which an element takes the place of another element in a compound
Calorimeter
Entropy
Displacement
Bond energy
40. In metallurgy: a substance that helps to melt and remove the solid impurities as slag
Beta particles
erg
Flux
Compound
41. Continuous zigzagging movement of colloidal particles in a dispersing medium - as viewed through and ultramicroscope
Entropy
Chemical property
Brownian movement
Diffusion
42. The breaking down of a compound into two or more simpler substances
Analysis
Calorimeter
Antichlor
Endothermic
43. A temperature scale divided into 100 equal divisions and based on water freezing at 0 degress and boiling at 100 degrees
Fallout
Celsius scale
Activated Charcoal
Critical mass
44. E=mc2 - relates mass to energy
Einstein equation
Binary
Buffer
Colloids
45. Separation of the ions of an ionic compound due to the action of a solvent
Cation
Analysis
Dissociation (ionic)
Combustion
46. Temperature measured on the absolute scale - which has its origin at absolute zero
Flux
Critical mass
Absolute temperature
Acid
47. 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
Electron
erg
Dehydrate
Catalyst
48. 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
Atomic radius
Electron volt
Base
Bond energy
49. Streams of electrons given off by the cathode of a vacuum tube
Cathode rays
Dew point
Coordinate covalence
Electron volt
50. 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
Chain reaction
Acid salt
Alcohol
Enthalpy