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is alcl3 polar if not then why does it react with h2o also is nacl non polarhow to decide whether a given compound is polar or notsolution if a bond
hofmann elimination also called as exhaustive methylation is a process where an amine is reacted to create a tertiary amine and an alkene by
why gravitational energy for a system of particles is found by first finding the gravitational energy between individual particles and then adding it
yes the basic character decreases due to resonace this is because resonance is strongly linked to conjugation and hyperconjugation due to the pi-lp
whlie solving complex number 1pi in polar formin book they have taken theta -pi4 why not 7pi4 because the point lie in fourth quadrant and the theta
why different colours of white light travell with different speed in a glass prismwhile they travell with same speed in air anssince in diffeernt
it can be because these group tend to decrease the electron density when attached to a benzene or other ring structure preferentially at ortho and
a bomber plane moves horizontally with a speed of 500 ms and a bomb released from it strikes the ground in 10 sec angle at which it strikes the
where does cog and com differgenerally both coincidesgive example where both differans cog and com mainly coincides at the see-level regionbut cog is
if an ideal gas is kept inside a container with movable piston and is allowed to expand isothermally then pressure exerted by the gas on the
how is that circuit wont be broken even there is an air gap in between the parallel platesans in ac circuit capacitor offers resistance to current as
how does an equilibrium is disturbed by adding 1 mole of h2 in the following reactionn2 3h2 ----gt 2nh3 ans the equilibrium will not be affected
how to find the acceleration of a body in a non inertial frame on the action of frictionsolution use the concept of pseudo forcemultiply the mass
each of the series 357 and 4710 is continued to 100 terms find how many terms are identicalans 48 terms would be common to both the seriesfirst take
use lhopitals rule since lim x--gt0 1-cosx1-cos4x is in the indeterminate form 00 when we apply the limtso by lhoptitals rule
the emf of the driver cell of a potentiometer is 2v amp its internal resistance is negligible the length of the potentiometer wire is 100cm amp
a scooterist is racing at a speed of 72 km per hour if the radius of the wheel is 20 cm find the angular speed of the wheels ans
what do you understand by temperature independence paramagnetismans compounds which are expected to be diamagnetic may exhibit this kind of weak
if the distances from origin of the centres of 3 circles x2y22alphaix a2 i123 are in gp then length of the tangents drawn to them frm any point on
in an ideal transformer the no of turns in primary amp secondary are 200 amp 1000 respectively if power input to primary is 10kw at
as x tends to zero the value of 1x tends to either infin or -infin in this situation we will not be sure about the exact value of 1x as a result we
the ratio of the concentration of the products raised to its stoichiometric coefficient to the concentration of the reactants raised to its
when a moving body changes with timethen we say that the body has accelerationsimentaniously the change in velocity is equal then it is called
to work out the gravitational potential energy of an object the equation isgpe m x g x hwherem the mass of the object kgg gravitational field
a ball dropped from a balloon at rest clears a tower 81m high during the last quater second of its journey find the height of the balloon and the