Chemistry Definitions Advanced Quiz 4
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Advanced Quiz 4
1. What is the definition of a spectrophotometer?
An instrument that measures the amount of light absorbed by a sample
An instrument that measures temperature
An instrument that measures mass
2. What is the definition of a lanthanide?
Any of the 15 metallic elements from lanthanum to lutetium in the periodic table
A noble gas
A halogen
3. What is the definition of a superacid?
An acid stronger than 100% pure sulfuric acid
An acid with a pH of 1
A base with a very high pH
4. What is the definition of a spin quantum number?
A quantum number that describes the intrinsic angular momentum of an electron
The number of protons in the nucleus
The number of electrons in a shell
5. What is the definition of a Schottky defect?
A type of crystal lattice defect involving a missing cation and anion pair
A defect with extra atoms in the lattice
A defect with only missing anions
6. What is the definition of a pericyclic reaction?
A reaction that proceeds via a concerted cyclic rearrangement of bonding electrons
A reaction involving only ions
A reaction that requires a catalyst
7. What is the definition of a Grignard reagent?
An organomagnesium compound used to form carbon-carbon bonds
A compound containing only hydrogen and carbon
A type of acid
8. What is the definition of a Jahn-Teller distortion?
A geometric distortion of non-linear molecules in certain electronic states to lower energy
A change in color due to heat
A separation of ions in solution
9. What is the definition of a Markovnikov addition?
An addition reaction where the electrophile adds to the carbon with more hydrogens
An addition reaction where the nucleophile adds to the carbon with more hydrogens
A reaction that forms a precipitate
10. What is the definition of a nucleation site?
A location where crystal growth or bubble formation begins
A site where a reaction is slowest
A site with the highest temperature
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