AIPMT 2005 Preliminary Answer Key - Free Neet Mock Test

Which of the following would have a permanent dipole moment ?

Which of the following undergoes nucleophilic substitution exclusively by SN1 mechanism?

The rate of reaction between two reactants A and B decreases by a factor of 4, if the concentration of reactant B is doubled. The order of this reaction with respect to reactant B is :

In a face-centered cubic lattice, a unit cell is shared equally by how many unit cells ?

A solution of urea (mol. mass 56g mol-1) boils at 100.18°C at the atmospheric pressure. If kf and kb for water are 1.86 and 0.512K kg mol-1 respectively, the above solution will freeze at :