[muhanna]

Please can anyone  do me a favour and ether solve this question or direct me to forum for this stage  the Question is :

Fill the table below using the following shorthand representation:

Mn,     HF,     CL2,     K,  NH2,  N2,  FE,   CO2,   HF

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SYMBOL  /   FORMULA /    ATOM /   MOLECULE   /   ELEMENT   /    COMPOUND
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WITH MY BEST REGARDS

[macman104]

Any of those compounds/elements can be found with a simple google search.  Is there something about the problem you do not understand?  If you google "Mn" you get a link to the wikipedia article for Manganese.  Give a shot at the rest and see what you come up with.