It is prohibited for her to recite the four verses of prostration. It is permissible for her to recite the rest of the Holy Qur’an, although it is disliked.
Wearing turquoise (feyroza) is confirmed in some narrations and whoever wears it does not face poverty; also, the same has been reported with respect to the ruby. We do not need to investigate the authenticity of such narrations, as these actions will be deemed ‘mustahabb’ (recommended) even if they are not authenticated. This is because Almighty Allah, as per authentic narrations, has promised to reward the deeds of the believers if they performed those deeds relying on such narrations, even if such narrations were not authenticated.
The waiting period is three durations of purity between the menstruation periods, the first of which is when the divorce takes place. The waiting period ends when she begins her third menstrual period after the divorce. It is better that she waits until she finishes the third menstrual period before remarrying.
Dancing is not prohibited by itself. If it was associated with a prohibition like sexual excitement to other than the husband then it is prohibited. If it is based on musical rhythm then it is unlawful based on compulsory precaution.