Questions and Answers
Ionic Compounds always contain positive and negative ions?
True
Fluorine is considered which of the following?
What is the formula for an ionic compound made of Barium and Nitrogen?
Ba3N2
Which metal atom below would NOT be involved in the formation of a TYPE II compound?
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What is the name of the compound made from lithium and oxygen?
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The charge of a Vanadium ion in the compound V2O5 is?
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What is the name of CoS?
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What is the name of Ca(NO3)2?
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What is the name of the molecular compound SF5?
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What is the name of HI (aq)?
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An acid-base reaction always produces a salt plus carbon dioxide.
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A reaction which forms a solid product is an example of an:
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When water is heated, bubbles form in the water. Is this evidence of a chemical reaction? Why?
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Before a chemical equation can be written, one must know:
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What are the coefficients for the following reaction when it is properly balanced? _HCl + _Mg = _MgCl2 + _H2
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An aqueous solution is:
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What type of reaction occurs when a sodium hydroxide solution is mixed with an acetic acid solution?
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The reaction CH4 (g) + 2O2 (g) = CO2 (g) + 2H2O is:
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What type of reaction is the generic equation A + B = AB?
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How many waffles can be made from 1 dozen eggs, assuming you have enough of all other ingredients? Given: 2 cups flour + 3 eggs + 1 tbs oil = 4 waffles
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Study Notes
Ionic Compounds
- Ionic compounds consist of positive and negative ions, indicating their fundamental charged nature.
Fluorine Classification
- Fluorine is classified as a molecular element, distinguishing it from ionic compounds and other molecular structures.
Barium and Nitrogen Compound
- The chemical formula for the ionic compound formed between Barium and Nitrogen is Ba3N2.
Type II Compounds
- Barium (Ba) is not involved in the formation of Type II compounds; this group requires transition metals that can exhibit multiple oxidation states.
Lithium Oxide
- The compound created from lithium and oxygen is known as lithium oxide.
Vanadium Ion Charge
- In the compound V2O5, the charge of the Vanadium ion is 5+.
Cobalt Sulfide
- The chemical name for the compound CoS is cobalt (II) sulfide.
Calcium Nitrate
- The correct name for the compound Ca(NO3)2 is calcium nitrate.
Sulfur Pentafluoride
- The molecular compound SF5 is referred to as sulfur pentafluoride.
Hydroiodic Acid
- The aqueous solution HI is known as hydroiodic acid.
Acid-Base Reactions
- It is false that an acid-base reaction always produces a salt plus carbon dioxide; other products may form instead.
Precipitation Reaction
- A reaction that leads to the formation of a solid product is classified as a precipitation reaction.
Physical vs. Chemical Change
- Boiling water is a physical change, not a chemical reaction, as the formation of bubbles doesn't indicate a new substance.
Chemical Equation Preparation
- To write a chemical equation, one must know the symbols and formulas of all reactants and products involved.
Reaction Coefficients
- The balanced reaction of HCl + Mg = MgCl2 + H2 has coefficients of 2, 1, 1, 1, represented as 2111.
Aqueous Solutions
- An aqueous solution is defined as water with another compound dissolved in it, not limited to ionic compounds.
Acid-Base Neutralization
- Mixing sodium hydroxide with acetic acid results in an acid-base neutralization reaction.
Combustion Reaction
- The equation CH4 (g) + 2O2 (g) = CO2 (g) + 2H2O is identified as a combustion reaction.
Synthesis Reaction
- The generic equation A + B = AB represents a synthesis or combination reaction.
Waffle Production from Eggs
- From 1 dozen eggs, with the correct proportions, 16 waffles can be made based on the recipe provided.
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Description
This quiz covers the basics of ionic compounds, including their formation, classification, and naming conventions. It addresses specific examples such as barium and nitrogen compounds, as well as lithium oxide and cobalt sulfide. Test your knowledge on the characteristics and charges of various ions.
