Correct

嘭

/ pēng / 
Strokes

Definition

(onom.) bang

Example

As an Onomatope

［the sound of things bumping against each other or of knocking at a door］ bang

1
Pēng
嘭
de
的
yī
一
shēng
声
  
,
qìqiú
气球
bàozhà
爆炸
le
了
  
。

The balloon burst with a bang.