List of top Questions asked in NEET (UG)- 2002

The solubility of MX2–type electrolytes is 0.5 × 10–4 Mole/lit. then find out the Ksp of electrolytes :

1 M and 2.5 litre NaOH solution mixed with another 0.5 M and 3 litre NaOH solution. Then find out molarity of resultant solution 

Unit of entropy is 

2 mole of ideal gas at 27ºC temp. is expanded reversibly from 2 lit. to 20 lit. Find entropy change (R = 2 cal/mol K) 

In $NO_3^-$ ion number of bond pair and lone pair of electrons on nitrogen atom are :-

In Hydrozen atom, energy of first excited state is – 3.4 eV. Then find out KE of same orbit of Hydrogen atom 

Transformation experiment was first performed on which bacteria:-

A solution contains non volatile solute of molecular mass M2. Which of the following can be used to calculate the molecular mass of solute in terms of osmotic pressure