The structure of $IF_7$ is $......$ .

Resistance of a decimolar solution between two electrodes $0.02 \ m$ apart and $0.0004 \ m^2$ in area was found to be $50 \ \Omega$. Specific conductance $(k)$ is : ........... $S \ m^{-1}$

The coefficient of $x^5$ in the expansion of $(1+x^2)^5(1+x)^4$ is:

The bond energy of $Cl_2$,$Br_2$,and $I_2$ follows the order:

If $p \rightarrow (\sim p \vee \sim q)$ is false,then the truth values of $p$ and $q$ are respectively:

Calculate the volume strength of $1.5 \ N \ H_2O_2$.