The Korean alphabets are known as Hangul in South Korea or Josan gul in North Korea. This is the official language of both south and north Korea.
Hangul is the alphabet of the Korean language and it was created by King Sejong the Great in the 15th century.
ㅇ – sounds silent (at start of the word) or ng – (이응) ieung
If you want to get a free pdf of korean alphabets click here.