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On the periodic table, the elements in each column, or group have....
how many atoms of a specific element are in the compound
Methane CH4
similar chemical and physical properties.
Group 18
Neon
3
Gas is produced and sugar turns black.
There were three different chemicals burned in the explosion.
Which of the following elements has the largest atomic number within two energy levels?
how many atoms of a specific element are in the compound
Methane CH4
similar chemical and physical properties.
Group 18
Neon
3
Gas is produced and sugar turns black.
There were three different chemicals burned in the explosion.
An American Starburst firework gives off red, white, and blue light. How did the fireworks manufacturer get the firework to produce three different colors of light?
how many atoms of a specific element are in the compound
Methane CH4
similar chemical and physical properties.
Group 18
Neon
3
Gas is produced and sugar turns black.
There were three different chemicals burned in the explosion.
A subscript in a chemical formula tells you....
how many atoms of a specific element are in the compound
Methane CH4
similar chemical and physical properties.
Group 18
Neon
3
Gas is produced and sugar turns black.
There were three different chemicals burned in the explosion.
Which of the following compounds contains a total of 5 atoms?
how many atoms of a specific element are in the compound
Methane CH4
similar chemical and physical properties.
Group 18
Neon
3
Gas is produced and sugar turns black.
There were three different chemicals burned in the explosion.
How many Hydrongen (H) atoms are in water (H2O)?
how many atoms of a specific element are in the compound
Methane CH4
similar chemical and physical properties.
Group 18
Neon
3
Gas is produced and sugar turns black.
There were three different chemicals burned in the explosion.
In which group would you find the least reactive elements?
how many atoms of a specific element are in the compound
Methane CH4
similar chemical and physical properties.
Group 18
Neon
3
Gas is produced and sugar turns black.
There were three different chemicals burned in the explosion.
A student observes some sugar as it is heated and burns. Which of the following observations would lead to the conclusion that a chemical reaction has taken place?
how many atoms of a specific element are in the compound
Methane CH4
similar chemical and physical properties.
Group 18
Neon
3
Gas is produced and sugar turns black.
There were three different chemicals burned in the explosion.
Check it!