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Transition metal ions have, by definition, at least one partly filled d orbital (eg:3d). When in a solution, the positive charge of the transition metal ions can cause the lone elctron pairs of other ...

If you are given a simple quadratic equation, for example x²+6x+8=0, then in order to factorise this you must find two numbers that add together to make the coefficient of x in the e...

Getting to grips with a wide range of critical viewpoints is, without fail, one of the largest concerns for students when it comes to A-Level English exams. However, with a little guidance, you discov...

The Centripetal Force is not a new force which begins to act on an object as it moves in a circle. It is in fact the result of an imbalance of the forces acting on an object i.e the net f...