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Match it!
Match it! Select the correct answer from the pull down...Good luck!
This atom has 4 valence electrons and 5 energy levels.
Ca(OH)2
The Statue of Liberty turning green as the copper rusts.
the valence electrons.
3
2 HgO ----------- 2 Hg + O2
3
Tin
a chemical change
How many elements are in the formula: Al2(SO4)3
Ca(OH)2
The Statue of Liberty turning green as the copper rusts.
the valence electrons.
3
2 HgO ----------- 2 Hg + O2
3
Tin
a chemical change
To understand if an atom will react or bond with another atom, I need to look at...
Ca(OH)2
The Statue of Liberty turning green as the copper rusts.
the valence electrons.
3
2 HgO ----------- 2 Hg + O2
3
Tin
a chemical change
Which equation is balanced?
Ca(OH)2
The Statue of Liberty turning green as the copper rusts.
the valence electrons.
3
2 HgO ----------- 2 Hg + O2
3
Tin
a chemical change
When bacteria in your stomach break down starchy food into sugars, it is ________.
Ca(OH)2
The Statue of Liberty turning green as the copper rusts.
the valence electrons.
3
2 HgO ----------- 2 Hg + O2
3
Tin
a chemical change
How many elements are in the product side of this equation? CaCO3--------CaO + CO2
Ca(OH)2
The Statue of Liberty turning green as the copper rusts.
the valence electrons.
3
2 HgO ----------- 2 Hg + O2
3
Tin
a chemical change
Which of the following is an example of a chemical reaction?
Ca(OH)2
The Statue of Liberty turning green as the copper rusts.
the valence electrons.
3
2 HgO ----------- 2 Hg + O2
3
Tin
a chemical change
Based on the chemical formula, which of these is NOT an organic compound?
Ca(OH)2
The Statue of Liberty turning green as the copper rusts.
the valence electrons.
3
2 HgO ----------- 2 Hg + O2
3
Tin
a chemical change
Check it!