How to make: Chain stitch

Chain is the most basic stitch in crochet.It is abbreviated as ch and depicted in crochet diagrams as " 0 ".
Chain stitches are commonly used to begin most crochet projects,and as a turning chain made in between rows of crochet stitches.

To make a chain:

Step1: Make a slip knot.

Step2: Yarn over hook and pull through the loop of the slip knot, that's your first chain made.

Repeat to make series of chains.

This is how chain stitch looks like in right side,

 and in the wrong side.