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Chemistry Grade 9 Unit
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How many atoms of each element are in the following. 4Fe(OH)2
Fe - 4, O - 8, H - 8
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Draw a Bohr diagram for Argon
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Draw a Bohr Diagram for phosphorus
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Draw a Bohr Diagram for sulfur
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What elements exist in this chemical formula. NaHCO3.
Sodium, Hydrogen, Carbon, Oxygen.
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How many atoms are in the following: Fe2(SO4)2
12 atoms.
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Draw a Bohr Diagram for carbon
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What is the group and period for Germanium.
Group - 14, period - 4
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Sort the following in metal, nonmetal and metalloid group. Silicon, chlorine, selenium, managanese, uranium.
Metalloid - silicon. Non-metal - Chlorine, selenium. Metal - Manganese, uranium
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What is the group and period for Bismuth.
Group - 15, period - 6.
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Draw a Bohr Diagram for Fluorine
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