Protons Neutrons and Electrons
How many protons does Mg have
12
what is the most electronegative element
F
How many valance electrons does Ge have
32
How many moles are in 38 grams of F2
1 mole
How many neutrons does V have
28
What is a largest element
Fr
How many valance electrons doe B have
3
What is the shape of H2O
Bent
How many electrons does Sr have
38
What has the greatest ionization energy Si, P, S, or Cl
Cl
What is the density of a cube with a width of 2 cm and a mass of 18 g
2.25 g/cm3
What is the shape of H2
Linear
How many electrons does Ga+3 have
28
Name 3 halogens
answers vary
what reaction type follows the format A + B--> C
Synthesis
Is NaCl ionic, covalent polar, or covalent non-polar
Ionic
How many protons does As-79 have
33
Name 3 Nobel gases
answers vary
What reaction type follows the format AB + CD --> AC + BD
Double Replacement
Is H2O ionic, covalent polar, or covalent non-polar
Polar covalent