We know that a language must have set of symbols, which are used to create meaningful words. The C Language also have set of symbols.
Here is the list of symbols ( characters ) present in C Language:

These symbols are basically called C Character set. These are categories as follow:
Alphanumerics
It includes alphabets both uppercase and lowercase from A to Z and a to z and numericals values from 0 to 9.
Special Characters / Operators
~ ! @ # ^ ( ) – _ = [ ] { } \ | ; : ‘ ” , < . > ? + % / &
Whitespace Characters ( Used to separate symbols )
| Symbol | Name | |
| ‘ ‘ | Space/White Space | |
| \t | Horizontal tab | |
| \v | Vertical tab |
Escape Sequences
Special character combinations that represent characters not easily typed:
| Symbol | Name | Description |
| \n | New line | |
| \\ | Backslash | |
| \’ | Single quote | |
| \” | Double quote | |
| \0 | Null character | |
| \r | Carriage return | |
| \b | Backspace | |
| \f | Form feed |
