A good contract bookkeeper is able to: 1  Set up accounting systems and software properly. 2  Enter transactions. 3  Perform checks, reconciliations and end of year processes.  Ensure they are up to speed with legislative requirements and management 1  reports. Undertake payroll duties and compliance.
An active metal is a metal that displaces hydrogen from an acid. Examples of active metals include magnesium, zinc and iron. This type of reaction is also called a single displacement reaction where the active metal 'displaces' the hydrogen from the acid. Examples of reactions involving acids and active metals. 1  Hydrochloric acid + Magnesium â Magnesium chloride + Hydrogen.
What is magnesium oxide? Magnesium oxide (MgO) is a compound which is formed when oxygen (a gas & non-metal) from the air reacts with magnesium (a metal) to form a white powder known as magnesium oxid â¦ e, a non-metal.Usually, heat is what makes the two elements (magnesium and oxygen) react.ell, first you would heat magnesium in a crucible over a Bunsen burner, and this will cause the magnesium to react with both the oxygen and nitrogen in the air by the followi â¦. + 10 others found this useful.