Sodium is in Group I of the Periodic table. Draw a diagram to show the full electronic structure of sodium.

Sodium is in Group I of the Periodic table. Complete the equation to show what happens when a sodium atom forms a sodium ion. 

$\mathrm{Na} \stackrel{ }{\to } {\mathrm{Na}}^{+} +$ _____

$\left(\mathrm{A}\right) 2{\mathrm{e}}^{-} \left(\mathrm{B}\right) {\mathrm{e}}^{-} \left(\mathrm{C}\right) {\mathrm{p}}^{+}$

Enter your answer as $\mathrm{A}, \mathrm{B}$ or $\mathrm{C}$.

Lavandulol is found in lavender plants. The formula of lavandulol is shown. Which is the functional group in this formula.

Lavandulol is found in lavender plants. The formula of lavandulol is shown. Is lavandulol a saturated or unsaturated compound? Give a reason for your answer.

Lavandulol is found in lavender plants. The formula of lavandulol is shown. State the names of the two products formed when lavandulol is burnt in excess oxygen.

Lavandulol can be extracted from lavender flowers by distillation using the apparatus shown below. The lavandulol is carried off in small droplets with the steam.

State the name of the piece of apparatus labelled A.

Lavandulol can be extracted from lavender flowers by distillation using the apparatus shown below. The lavandulol is carried off in small droplets with the steam.

What is the temperature of the water at point X in the diagram?

Lavandulol can be extracted from lavender flowers by distillation using the apparatus shown below. The lavandulol is carried off in small droplets with the steam.

The lavandulol and water are collected in this beaker. What information in the diagram shows that lavandulol is less dense than water?

Lavender flowers contain a variety of different pigments(colourings). A student separated these pigments using paper chromatography. The results are shown in the diagram below.

Copy the diagram and put an X to show where the mixture of pigments was placed at the start of the experiment.