I want to know that what r the important topics and which topics are most scoring

dear sanyam 
below are the topics which are most scoring as well as imp also . 
physics 
1- rotational motion and rigid body dynamics ( vvimp) 
2- laws of motion 
3- motion in 1 d 
4- motion in 2d 
5- oscillation and waves ( doppler effect and beats ) 
chemistry 
1- chemical bonding 
2- redox reaction 
3- equilibrium 
4- coordination compound ( vvimp )
5- reaction mechanism and reaction intermediate 
maths 
1- complex number 
2- probability ( easy scoring ) 
3- relation nd function ( domain , range ) 
4- integrals 
5-limit and derivatives 
HOPE IT HELPS 
KINDLY APPROVE 
CHEERS 

measurnment and errors is very simple and it is very short chapter so you can prepare this chapter in only once day and gain full marks