Atoms That Lose or Gain Electrons Become Electrically Charged Particles

Q3: A _ formula shows how atoms are

Q4: The atomic _ of an atom of

Q5: Organic substances always contain the elements hydrogen

Q7: An atom that has gained or lost

Q9: A chemical reaction in which pairs of

Q10: When atoms of different elements bond,they form

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

Q77: A substance that releases hydrogen ions in