Yes, it is a common symptom of nicotine withdraw.

Yes, it is related to emotional withdrawal from nicotine. Withdrawal symptoms of nicotine are physical and emotional. Physical withdrawals such as headaches, fatigued, increased appetite (gaining weight), craving, coughing.
Emotional withdrawals: anxiety, insomnia and depression, IRRITABILITY and ANGER are part of depression. It should be noted that most patients resumed smoking as it takes care of their emotional symptoms, therefore, it is very important that family be aware of the patient's problems and be supportive and encourage the patient to be more consistent.