2nd year Chemistry chapter 6 MCQs ( Transition Elements )
CHAPTER 6 TRANSITION ELEMENTS 1. Coordination number of Fe in [Fe(CN)6]-4 ion is: (a) 4 (b) 2 (…
CHAPTER 6 TRANSITION ELEMENTS 1. Coordination number of Fe in [Fe(CN)6]-4 ion is: (a) 4 (b) 2 (…
CHAPTER 5 THE HALOGENS AND THE NOBLE GASES 1. Halogen acid in gaseous state found as equilibrium mixture of monomers …
CHAPTER 4 GROUP V A AND IV A ELEMENTS 1. The % by volume of N2 in air is: (a) 98 (b) 88 (c) 78 (d) 68 …
CHAPTER 3 GROUP III A AND GROUP IV A ELEMENTS 1. Gibbsite contain ____ water molecules: (a) 6 (b) 5 (c) 4 (d) …
CHAPTER 2 S-BLOCK ELEMENTS 1. Which of the following sulphates is not soluble in water: (a) Sodium sulphate (b) Pot…
CHAPTER 1 PERIODIC CLASSIFICATION OF ELEMENTS AND PERIODICITY 1. The number of shells in an element reflects its: (a) Per…
CHAPTER 16 ENVIRONMENTAL CHEMISTRY 1. Disinfection of water by chlorine is done by the production of: (a) NH2Cl …
CHAPTER 15 COMMON CHEMICAL INDUSTRIES IN PAKISTAN 1. The percentage of nitrogen in NH3 is: (a) 46% (b) 60% (c) 8…
CHAPTER 14 MACROMOLECULES 1. Which of these polymers is a synthetic polymer: (a) Aminal fat (b) Starch (c) Cellul…
CHAPTER 12 ‘ ALDEHYDES AND KETONES 1. Which one of the following undergoes Cannizzaro’s reaction in the presence of dilute a…