Chemistry Test ...

Which of the following does not represent a disaccharide?

A deuterium nucleus consists of which of the following combination of particles?

Benzene is a polymer of:

Which of the following will have highest hydration energy?

Which of the following expression of concentration of a solution is independent of temperature?

Butylated hydroxy toluene (BHT) and Butylatedhydroxy anisole (BHA) are:

Atmospheric pollution is generally studied as:

Which of the following structures represents thymine?

Bond energies of some bonds are given below:

\(C l-C l=242.8 \mathrm{~kJ} \mathrm{~mol}^{-1} \)

\(\mathrm{H}-\mathrm{Cl}=431.8 \mathrm{~kJ} \mathrm{~mol}^{-1}\)

\( O-H=464 \mathrm{~kJ} \mathrm{~mol}^{-1} \)

\(O=O=442 k J \mathrm{~mol}^{-1} \)

Using the B.E.s given, calculate \(\Delta H\) for the given reaction:

\(2 \mathrm{Cl}_2+2 \mathrm{H}_2 \mathrm{O} \rightarrow 4 \mathrm{HCl}+\mathrm{O}_2\)

Bohr theory is applicable to: