12. Complete the table:
Properties of metals:
Shiny
Conductor
Malleable
Ductile
Properties of non-metals:
Dull
Insulator
Brittle
13. If you applied electricity to water you could separate water into two gases.
These gases are Hydrogen and Oxygen.
14. Complete the following table for H2SO4:
Type of Atom(See Periodic Table for
Number of Atoms
names of symbols)
Hydrogen
Sulfur
Oxygen
2
1
4
Total
7
Do Not Do
15. Write the chemical formula and name for the compounds formed by combining
the following pair of elements:
(a) magnesium and nitrogen
_____________
(formula)
______________
(name)
(b) calcium and chlorine
______________
______________
16
a) The three subatomic particles are: protons, neutrons & electrons
b) The atomic mass of magnesium is 24 and the atomic number of
magnesium is 12
c) Draw the Bohr-Rutherford diagram of the magnesium atom:
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