Exam Questions With 100% Correct
Answers
\Q\.The 5 chemical properties of matter - ANSWERS✔-reactivity, combustibility, valence,
combining requirements, stability
\Q\.The atomic mass is equal to the sum of the... - ANSWERS✔-protons and neutrons
\Q\.Hydrogen has no... - ANSWERS✔-neutrons
\Q\.The outer orbit (last shell) requires how many valence electrons? - ANSWERS✔-8
\Q\.The 1st shell must have how many electrons to be complete? - ANSWERS✔-2
\Q\.Positively charged ions - ANSWERS✔-cations
\Q\.Negatively charged ions - ANSWERS✔-anions
\Q\.Metals produce what type of ions? - ANSWERS✔-positive
\Q\.Non-metals produce what type of ions? - ANSWERS✔-negative
, \Q\.Atoms with the same atomic number but a different atomic mass are called... - ANSWERS✔-
isotopes
\Q\.Diatomic molecules sentence (2 atoms bonded together) - ANSWERS✔-I Brought Clay From
Our New House
\Q\.The horizontal rows of the periodic table are called... - ANSWERS✔-periods
\Q\.The vertical rows of the periodic table are called... - ANSWERS✔-groups or families
\Q\.Metals are electron __________ - ANSWERS✔-donors
\Q\.Non-metals are electron __________ - ANSWERS✔-receivers
\Q\.Metals lose electrons to become... - ANSWERS✔-positively charged ions
\Q\.Non-metals gain electrons to become... - ANSWERS✔-negatively charged ions
\Q\.Halogens (salt-formers) have what valence? - ANSWERS✔-minus 1
\Q\.The 4 halogens - ANSWERS✔-I2, Br2, Cl2, F2
\Q\.Noble gases have what valence? - ANSWERS✔-zero
\Q\.Noble gases, such as helium, neon, and argon, are located where on the periodic table? -
ANSWERS✔-extreme right column