Write down the symbols for the following elements : antimony, iron, gold, silver, mercury, lead, sodium.

Write down the symbols of the elements you know.

Write Lewis dot symbols for atoms of the following elements : Mg, Na, B, O, N, Br

Answer the following question in one sentence : Classify the following elements into metals and non-metals: Silicon, gold, silver, sulphur, carbon, aluminium, copper and phosphorus

Write the electronic configuration of the following element: Magnesium

Lead, gold, ice, iron.

Write the formula for the following compounds : Mercury (II) chloride.

Write the electronic configuration of the following element: Aluminium

Answer the following questions: Write symbols of the following elements and the radicals obtained from them, indicate the charge on the radicals. Mercury, potassium, nitrogen, copper, sulphur, carbon, chloride, oxygen.

Write the formula for the following compounds: Mercury(II) chloride