B. IDENTIFICATION: Find the word of words inside the box that corresponds to what is asked the question. Write your answers on the space provided before the number. (Use this questionnaire as an answer sheet)
11. The smallest unit that matter can be broken down into
12. Can be defined as the combinations of two of more atoms which are held together by chemical bonds
13. They are the positively charged subatomic particles located in the nucleus
14. They are very small, negatively charged sub atomic particle found in orbit of an atom around the nucleus
15. It is the location of electrons in an atom
16. This refers to an atom with an equal number of protons and electrons
17. The basis for arranging the Periodic Table of Elements
18. A highly reactive element that is very abundant on Earth and in the human body
19. These group of elements decreases their melting point down the group
20. It states that if the chemical elements are listed in order of increasing atortic number, may of their properties go through cyclical changes with elements of several properties recurring at intervals.

a. neutral
b. atomic
c. oxygen
d. Periodic Law
e. Noble gases
f. molecules
g. Atoms
h. electrons
i. protons
j. orbitals ​