which is produced in a synthesis reaction?\n a single element\n a single compound\n a single ion\n a single…

which is produced in a synthesis reaction?\n a single element\n a single compound\n a single ion\n a single atom
Answer
Brief Explanations:
A synthesis reaction combines two or more substances to form one new substance. This new substance is a single compound. For example, hydrogen and oxygen combine to form water (a compound). It's not a single element, ion, or atom that is produced in a typical synthesis reaction.
Answer:
a single compound