When 2 elements are combined it creates an ionic compound
Answer:
· A chemical reaction is a process generally characterized by a chemical change in which the starting materials (reactants) are different from the products. Chemical reactions tend to involve the motion of electrons, leading to the formation and breaking of chemical bonds. There are several different types of chemical reactions and more than one way of classifying them.
Explanation:
Answer: The periodic table
Explanation: Demetri Mendeleyev is famous for developing the periodic table. He introduced it in 1869.
Answer:
dfsgvhyjnkmljkhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
yhgtu
Explanation:olkkjl
Answer:
it opposes motion. the object would continue to slide forever if not stopped by another object.
