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2.11 Chemical Formulas and Names

Last updated over 3 years ago
15 questions
1

Use the periodic table above to list the name of each element found in the three compounds shown in the Model 1.

1

How does the name of the elements in each compound from Model 1on the first page differ from that of the element names?

1

There are ____________ sodium ions shown in the 1st sample above and _________chloride ions.

There is a _________ ratio between the two ions.

1

There are ____________ calcium ions shown in the 2nd sample above and _________chloride ions.

There is a _________ ratio between the two ions.

1

There are ____________ aluminum ions in the 1st 3rd sample above and _________oxide ions.

There is a _________ ratio between the two ions.

1

What is the relationship between the chemical formula for the three compounds in Model 1 and the ratio of ions (Cations: Anions) in them?

1

The charge of the sodium ion is _________ and the chloride ion is __________.

1

The charge of calcium ion is _________ and chloride ion is __________.

1

The charge of aluminum ion is _________ and oxide ion is __________.

1

All samples of sodium chloride have a ratio of one sodium ion for one chloride ion. What must be true of the total (net charge) for any sample of sodium chloride?

1

All samples of calcium chloride have a ratio of one calcium ion for two chloride ions. What must be true of the total (net charge) for any sample of calcium chloride?

1

All samples of aluminum oxide have a ratio of two aluminum ions for three oxide ions. What must be true of the total (net charge) for any sample of aluminum oxide?

1

From the pattern seen in the last three questions, what is the rule for the total charge of a compound?

1

The chemical name for the image above is ___________ and the chemical formula is ____________.

1

What patterns do you notice about the charges of ions based on their position and Group number on the periodic table? SELECT ALL THAT APPLY