When Atoms of Different Elements Bond,they Form Molecules Called ________

Q5: Organic substances always contain the elements hydrogen

Q7: An atom that has gained or lost

Q8: Atoms that lose or gain electrons become

Q9: A chemical reaction in which pairs of

Q11: If two pairs of electrons are shared,the

Q12: As a group,compounds that release ions when

Q13: Neutrons are located in the _ of

Q14: All matter is composed of atoms of

Q15: Chemicals that resist changes in pH are

Q77: A substance that releases hydrogen ions in