Welcome to science world. Now everyone loves a wee bag of chips, don’t they? Maybe a wee pasty or a battered sausage and if you’ve any sense you’ll cover it in a bit of vinegar. But did you know that ...

It is very important to separate and purify products from synthetic reaction mixtures. Extraction methods are used for separating the desired product from un-reacted starting materials or from ...

An acid and alkali will neutralise each other and produce a salt and water. This is called a neutralisation reaction. The name of the salt produced can be worked out from the names of the acid and the ...

Chapter 5 (Acids, Bases and Salts) of Class 7 Science NCERT Book (PDF) is available here for download in PDF format. Get it now & prepare for CBSE Class 7 Science exam. It is one of the most important ...