That's the decision of the executor of the estate. If the other siblings want to keep the property, they would have to pay the other for their share.
Yes. You should seek the advice of an attorney who specializes in probate to make certain the title to the property is transferred properly. In some jurisdictions a deed must be executed to transfer title to real property effectively.
A child.
when a sibling is jealous of another sibling.
The person harmed (likely the principal) can sue for breach of fiduciary duty. I'm not sure the sibling has any standing, unless it's for tortious interference with inheritance rights.
jealousy
That depends on the laws of the county in which you and or your sibling reside. In some countries there is an inheritance tax that may have to be paid.
An adoptive sibling is a person who is not another person's biological sibling, but is raised legally and socially as if they are.
Most dictionaries define siblings as persons who share a common biological parent. However, there is another factor to one's holding the status of sibling. That involves a legalrelationship with the same parent rather than a biologicalone. In that context a legally adopted brother or sister would be considered a sibling. This distinction becomes especially important in the case of inheritance. Most jurisdictions do not allow adopted siblings to marry.
The one named executor. Otherwise, none of them have control and the court must appoint someone.
another Hancock
Yes, a sibling can exclude other siblings as beneficiaries of their estate by specifying this in their will. However, laws regarding inheritance and family provisions may vary by jurisdiction and could impact the ability to completely exclude siblings from inheritance. It is advisable to seek legal advice when making such decisions.