instruction:
In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.
question:
Question: When zinc metal is mixed with sulfur and heated, what is produced? Answer: zinc sulfide
answer:
Zinc sulfide zinc metal is mixed with sulfur and heated, what is produced.


question:
Question: Where are protons and neutrons located? Answer: central nucleus
answer:
Protons and neutrons are located in the central nucleus.


question:
Question: The force of attraction between a positively charged metal ion and the valence electrons it shares with other ions of the metal is called? Answer: metallic bond
answer:

The force of attraction between a positively charged metal ion and the valence electrons it shares with other ions of the metal is called a(n) metallic bond.