List of top Chemistry Questions

The IUPAC name of $K_3[Ir(C_2O_4)_3]$ is
Correct order of the size of iodine species is
Which of the following is the life saving mixture for an asthma patient ?
In $[Co(NH_3)_6]CI_3$, the number of covalent bonds is
What causes nitrogen to be chemically inert ?
Which of the following compounds is explosive in nature ?
Which of the following compound is obtained on passing ethanol vapours on heated $Al_20_3 $?
At room temperature, HCl is a gas while HF is a low boiling liquid. This is because
Ethylene may be obtained by the treatment of concentrated $H_2SO_4$ and $X $ bat $160-170^{\circ} C. X$ is
Water is used as a moderator in nuclear reactor. Moderator is a light substance that absorb neutrons.
o-Nitrophenol is more volatile than p-nitrophenol Intramolecular hydrogen bonding is present in o-nitrophenol while intermolecular H bonding is in p-nitrophenol.
Smallest internuclear distance is found in
Which of the following hydrogen halides is most basic?
Given that $C+O_{2} \rightarrow C O_{2} ; \Delta H^{\circ} = -a\,kJ$. $2 CO + O _{2} \rightarrow 2 CO _{2} ; \Delta H ^{\circ}=- b \,kJ$ The heat of formation of $CO$ is
Strongest acid among the following is
A solid $AB$ has $NaCl$ type structure. The radius of $A^+$ is $100\, pm$. What is the radius of $B^-$ ?
The common features among the species $CN^-$, CO and $NO^+$ are
The correct order of hybridisation of the central atom in the following species $NH_3$, $[PtCl_4]^{2-}$ , $PCl_5$, and $BCl_3$ is
Which of the following is incorrect : -
Which one of the following is an incorrect statement?
Which one of the following is correctly matched?
Glucose on treatment with Tollens reagent produce silver mirror. This shows the presence of:
The random motion of colloidal particles in the dispersion medium is known as:
The IUPAC name of $Ni ( CO )_{4}$ is :
The value of azimuthal quantum number $ (l) $ is $2$ then the value of principal quantum number $ (n) $ is: