Multiple Choice
Write the balanced reaction for the formation of phosphoric acid from tetraphosphorus decoxide with water.
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23. Chemistry of the Nonmetals
Nitrogen Family Reactions
Multiple Choice
Provide the expected products from the reaction between antimony and an excess of chlorine.
A
SbCl3 and and SbCl
B
Sb2Cl3 and and SbCl3
C
SbCl5 and SbCl3
D
SbCl4 and SbCl3
Verified step by step guidance1
Step 1: Identify the reactants and their amounts. We have 2 moles of antimony (Sb) and 4 moles of chlorine gas (Cl\_2).
Step 2: Determine the possible products based on the reaction between antimony and chlorine. Antimony can form several chlorides, such as SbCl\_3 and SbCl\_5, depending on the stoichiometry and oxidation states.
Step 3: Write the balanced chemical equation for the formation of antimony pentachloride (SbCl\_5), since the problem suggests this is the correct product. The general form is: 2 Sb + 5 Cl\_2 → 2 SbCl\_5.
Step 4: Compare the moles of chlorine available (4 moles) with the amount needed to form SbCl\_5 (which requires 5 moles of Cl\_2 per 2 moles of Sb). Since only 4 moles of Cl\_2 are available, the reaction may not fully produce SbCl\_5; consider limiting reagent concepts.
Step 5: Conclude that with 2 moles of Sb and 4 moles of Cl\_2, the product formed will be based on the limiting reagent and stoichiometry, and the balanced equation for SbCl\_5 formation helps determine the exact product amounts.
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