Which of the following molecules are chiral?

Which of the followign molecules are chiral ?

Which of the following molecules is chiral?

Which of the following molecules is/are chiral ?

Which of the following molecules is/are chiral ?

Molecules whose mirror image is non superimposable over them are known as chiral. Which of the following molecules is chiral in nature-

Molecules whose mirror image is non-superimposable over them are known as chiral. Which of the following molecules is chiral in nature?