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when the attacking species during the addition reaction is nucleophilic it is nucleophilic addition reaction ex acetaldehyde
there are several conditions for formation of cat ions low ionisational potential lesser charge more atomic size of atoms forms cations easily ions
procedurea for gas supplyvisit the lpg gas store room 1 cracking plant along with your counsellor or the lab in charge and note the way supply of gas
objectivesafter completing this exercise you should be able to1 locate the source and control points of gaselectricitywater supply in the lab you
introduction gas electricity and water are integral parts of any science laboratory you would have realised from personal experience if any and in
uses of alkenesi alkenes are used for the manufacture of polythene - a plastic material ii alkenes are used for artificial ripening of fruitsiii
physical properties - alkenesi alkenes are odourless and colourlessii alkenes are soluble in organic solvents and insoluble in wateriii physical
procedure there are two parts of this activity part a deals with the assembling of the continuity testing device ctd and part b deals with checking
requirementscell holder - 1bulb holder - 1wire - 1bulb 20 v - 1cells 15 v - 2plug 6 16 a - 1screw driver - 1crocodile clips - 4 pairwire stripper -
equilibrium can be spited in given typesi stable equilibrium after showing a charged particle from its equilibrium point if it goes back then it
to assemble a continuity testing device and to use it for checking the effectiveness of earthing in an appliancehere you read about earthing as an
procedure unscrew the plug top with the help of a screw driver remove one of the screws on the wire clamp and loosen the other cut away about 50 mm
requirementsscrew driver - 1wire stripper - 1616 a plug -1electrical appliance any without plug -
wiring a plug to an appliancein the previous activity you worked out the operating current of different electrical equipmentappliances and suggested
procedure take any appliance1 equipment in the laboratory e-g the oven electric heater sodium lamp immersion rod the vacuum pump autoclave heating
a charge is said to be in equilibrium if total force performing on it is zero a operation of charges is said to be in equilibrium if every charge is
activity 1 to calculate current drawn by the given appliances and suggest proper fuse rating and plug typehere you hence learnt how to calculate the
objectivesafter performing the activities under this exercise you should be able to1 calculate the current drawn by a given instrumentequipment
uses of methane - alkanes1 in the development of compounds such as formaldehyde methyl chloride methyl alcohol chloroform carbon tetrachloride etc2
introduction you have studied about the hazards of electricity in unit 11 of block 3 you have learnt that most of the electrical accidents like
methane - members of alkanesit is also termed as marsh gas i industrial method of preparation mathane gas is acquired on a large scale from
if each point of a surface is at similar potential then it is known an equipotential surfacorfor a given charge distribution locus of each and every
petrochemicals - characteristics of hydrocarbonsall such types of chemicals that are derived from petroleum or natural gas known as petrochemicals
flash point - characteristics of hydrocarbonsthe minimum temperature at which an oil provides enough vapours to form an explosive mixture with air is
antiknock compounds - characteristics of hydrocarbonsto decrease the knocking property or to enhance the octane number of a fuel certain chemicals