Q1 If a compound is highly volatile and insoluble in water the this property is due to_________

Q2 no. of water molecules attached to one water molecule is/are__________

Does the number of electrons in lewis dot structure denote the total no. of electrons of an atom or no. of valence electrons??????????

@ jesh do you have a link for hc verma on google for a free limited preview??????????????????

A solid sphere of radius r and mass m is hit by cue at height h above centre C.For what value of h the sphere will roll without slipping????????????

sorry i forgot to post the figure in question2

And @ metal ans 2 is

Q1 Two bars of masses m1 and m2 connected by a light spring rest on horizontal plane.The coefficient of friction between bars is equal to @.What minimum constant force has to applied to a bar in horz. direction to the bar of mass m1 in order to shift the other bar????



Q2 A spring mass system is held at rest with the spring relaxed at height H above the ground.Determine the min . value of H so that system has a tendency to rebound after hitting the ground.Given that the coefficient of restitution between m2 and ground is zero.



Q3 A body of mass m slides down a plane inclined at angle @.The coefficient of friction is $.Find the rate at which kinetic plus gravitational potential energy is dissipated at any time t.

Q1 If f(x)=ax+b and the equation f(x)= is satisfied by every real value of x then find a and b.

Q2 If g(x) is inverse of f(x) and f ' (x)=sinx ,then g' (x) is equal to:

Which is correct order of SN1 reactivity????????

Allyl ~ Benzyl > 3 >2 >1 >Methyl

OR

3 > 2 ~Allyl ~ Benzyl >>>>1 >Methyl

Ifound one of these in Morrison Boyd and other in Solomon...............Plzzzzz tell me which is correct........