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Draw the movement of electron through out the reaction. From explaining it as I go.

show CH₄ with C in the centre and 4 H atoms with bonds to it at 90^o to each other.
A hydrocarbon is a molecule that contains only hydrogen and carbon atoms.

To test for chloride ions, add silver nitrate and a white precipitate should form, then add dilute ammonia and it should re-dissolve. For bromide ions, add silver nitrate and a cream precipitate should fo...

Atoms and elements are made of protons, neutrons and electrons. The nucleus is made of protons and neutrons, and the electrons surround the nucleus, as shown in the illustration below. The sum of the numb...

This can be such a confusing topic and something that I struggled with but once you get it, it makes so much sense. The best way for me to learn these was using flashcards so if that's something you want ...