List of top Chemistry Questions

Which reaction is not feasible :-
Which has highest pH:-

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

A solution containing components A and B follows Raoult's law : -

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 

The heat of neutralization of a strong base and a strong acid is $57 kJ .$ The heat released when $0.5$ mole of $HNO _{3}$ solution is added to $0.20 moles$ of $NaOH$ solution, is

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 :-
Which of the following is iso-electronic :-

Which of the following has p\(_\pi\) – d\(_\pi\) bonding

In hydrogen atom, energy of first excited state is -3.4 eV. Then, KE of same orbit of hydrogen atom :-

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

Imino acid among these compounds is
Organic acid without a carboxylic acid group is
Reaction of aniline with benzaldehyde is
An ester used as medicine is
Smallest among these species is
Which of the following will not show geometrical isomerism?
Who gave the law of conservation of mass?
In the above reaction product 'P' is :

The percentage of C, H and N in an organic compound are 40%, 13.3% and 46.7% respectively then emprirical formula is 

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 

Which of the following is not a drying and dehydrating agent?
The molecular mass of $ KMn{{O}_{4}} $ is M. The equivalent weight of $ KMn{{O}_{4}} $ , when it is converted into $ KMn{{O}_{4}} $ is: