InterviewSolution
 Saved Bookmarks
    				| 1. | 
                                    Question 30Non-metals are usually poor conductors of heat and electricity. They are non-lustrous; non-sonorous; non-malleable and are coloured.(a) Name a lustrous non-metal.(b) Name a non-metal which exists as a liquid at room temperature.(c) The allotropic form of a non-metal is a good conductor of electricity. Name the allotrope.(d) Name a non-metal which is known to form the largest number of compounds.(e) Name a non-metal other than carbon which shows allotropy.(f) Name a non-metal which is required for combustion. | 
                            
| 
                                   
Answer» Question 30 Non-metals are usually poor conductors of heat and electricity. They are non-lustrous; non-sonorous; non-malleable and are coloured. (a) Name a lustrous non-metal. (b) Name a non-metal which exists as a liquid at room temperature. (c) The allotropic form of a non-metal is a good conductor of electricity. Name the allotrope. (d) Name a non-metal which is known to form the largest number of compounds. (e) Name a non-metal other than carbon which shows allotropy. (f) Name a non-metal which is required for combustion.  | 
                            |