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WHEN LOWER HALF OF LENS IS COVERED IT MEANS ALTHOUGH IMAGE IS FORMED BUT RAYS FROM LOWER PART DOESNOT RAECH UR EYES SO INTENSITY REDUCES

I THINK THE ABOVE METHOD IS CORRECT BU IIN THE QUES WE HAVE TO FIND CO2 HYDRATED IN ONE LITRE SO MULTIPLY 3600*44/NA WITH 22.4 LT

IF U CANT UNDERSTAND ABOVE U CAN SEE IN THIS WAY IF +CHARGE COMES ON SEC. CARBON - I OF CL WILL DESTABLIZE IT!!!!! SIMPLE

PLZ RATE ME IF IM CORRECT

the addition of halogens also takes in 2 stages . AFTER ONE MOLECULE OF ACID HAS BEEN ADDED TO SYMMETRICAL ALKYNE THE PRODUCT IS ACTUALLY IS AN UN SYMMETRICAL DERIVATIVE OF ALKENE AND THE FURTHER RXN TAKES PLACE IN ACCORDANCE WITH MARKONIIFF RULE THATS WHY BR IS ATTATCHED TO THAT CARBON

can any one help me my case is a bit different im in xii so now ive to concentrate both on bords as well as polish my xi- xii concept for competion exams so can anyone tell me where shud i spare my time & tell me abt planned shedule in this situation that i must follow plz!!!!!!!