Chemistry Test ...

Which of the following properties of atom could be explained correctly by Thomson model of atom?

The maximum number of hydrogen bonds that a molecule of water can have is:

Equilibrium constant for two complexes are

\(\mathrm{A}: \mathrm{K}_{4}\left[\mathrm{Fe}(\mathrm{CN})_{6}\right] 2.6 \times 10^{37}\) (for dissociation)

\(\mathrm{B}: \mathrm{K}_{3}\left[\mathrm{Fe}(\mathrm{CN})_{6}\right] 1.9 \times 10^{17}\) (for dissociation)

In the reaction \(4 \mathrm{Fe}+3 \mathrm{O}_{2} \rightarrow 4 \mathrm{Fe}^{3+}+6 O^{2-}\) which of the following statements is incorrect?

Workdone for the conversion of \(0.5\) mole of water at \(100^{\circ} C\) to steam at \(1 atm\) pressure is: (heat of vaporisation of water at \(100^{\circ} C\) is \(40670 J mol ^{-1}\) )

Among the following the maximum covalent character is shown by the compound:

Which one of the following element forms interstitial compounds?

Among the following mixtures, dipole-dipole as the major interaction is present in:

Whatis the action of heat on the following compound?

\({MgCl}_{2} \cdot 6 {H}_{2} {O}\) and \({CaCl}_{2} \cdot 6 {H}_{2} {O}\)