All answers must be given with the correct units and number of significant figures. For questions 1-14, use scrap paper for your work and record only your answers in the spaces provided. For question 15 through 18, your work must be shown in detail. Questions will be marked for completeness, however will not be graded. Attach additional pages showing your work.
INSTRUCTION: Answer ALL questions. EXPECTED TIME FOR THE TEST: 25mins. All questions are Multiple Choice Questions. QUESTIONS: 40 questions.
ISOMERS CONTAINING CHIRALITY CENTRES DRAWING ENANTIOMERS OPTICAL ROTATION GEOMETRICAL ISOMERS
1. 1. 0.265 g of an organic compound produced on evaporation 102 cm3 of vapour at 373 K and 775 mmHg. Percentage composition of the constituents elements are 92.24 % C and 7.76 % H. The molecular mass and molecular formula of the compound are: A. 78 g and C2H4 B. *78 g and C6H6 C. 80 g and C5H5 D. 80 g and C4H8 2. Solubility of pure organic isolate in sodium hydroxide solution, followed by reprecipitation with carbon (IV) oxide re...
1. A solution has a specific rotation of +66. What can be said about it A) It is a mixture of R and S isomers B) It is an R and dextroratory C) It is S and dextroratory D) It is dextroratory but the configuration? can't be determined 2. Ethylene is an A) Alkyne B) Alkane C) Alkene D) Ethyne 3. Structure of 4,4,5-trihydroxyl octane 4. Another name for C6H5OCl 5. The reaction of hydrogen chloride and pent-1-ene gives A) 1 chloropentane B) 2 chloropentane C) Chloropentane 6. Reaction of propene ...
1) The common feature of organic chemicals is that they contain---------- (a)fluorine (b)carbon (c)lithium (d)vinyl group 2) The ability of atoms to join together is termed------------ (a)catenation (b)cracking (c)hydrogenation (d)catalysis 3) Organic chemicals were thought to be found in only----------- (a)non-living things (b)semi-living things (c)living things (d)none of the above 4) Inorganic chemicals were thought to be found in---------- (a)living things (b)non-livingthings (c)a...
Ionic/ Electrovalent Bonding Lewis Electron-dot Formulae for Ionic Compounds Covalent Bonding Coordinate Covalent or Dative Bond Molecules that do not Obey Octet Rule Rules for Drawing Lewis Structures of Covalent Molecules and Ions Formal Charge
Alkenes Vinylic and Allylic carbon Geometrical isomers or cis–trans isomers Ethene Ethyne Uses of Ethyne
Chemistry of Transition Metals Characteristics of Transition Metals Inner Transition Metals (F-block elements) Co-ordination Compounds Chemistry of Inner Transition Metals Introduction to the Lanthanides Characteristics of Lanthanides Electronic Configuration Atomic Radius of these Elements Oxidation State Colours of Ions Electrode Potential Complexation Behaviour Magnetic Properties Chemical Properties Occurence Extraction and Uses Occurence Extraction
Atomic Models Atomic Number Atomic Number And Mass Number
Introduction Structure of solids Basics of structures (geometrical concepts) Simple close packed structures: metals Basic structure types Characterization of solids Diffraction Imaging Synthesis HT-synthesis CVT
LATTICE STRUCTURES IN CRYSTALLINE SOLIDS THE STRUCTURES OF METALS UNIT CELLS OF METALS THE STRUCTURES OF IONIC CRYSTALS UNIT CELLS OF IONIC COMPOUNDS CALCULATION OF IONIC RADII X-RAY CRYSTALLOGRAPHY
Hydrogen Group 1A Group 2A Group 3A Group 4A Group 5A Group 6A Group 7A Group 8A
The image of the periodic table
The Periodic Table Physical Properties Chemical Properties Trends across Period 3 (AHL) First-row-d-block Elements (AHL)