Chemistry Quiz

What is the purpose of adding NH3 to the solution in Experiment 1?

• To speed up the reaction

• To decrease the volume

• To change the color of the solution

• To increase the temperature

Why is recrystallization necessary in Experiment 2?

• To decrease the temperature

• To speed up the reaction

• To separate the product from activated charcoal

• To increase the yield

What distinguishes double salts from complex salts?

• They have their own crystal form

• They decompose in solution

• They give complex ions in solution

• They are monoclinic

What is the purpose of adding HCl in Experiment 2?

• To decrease the yield

• To increase the temperature

• To speed up the reaction

• To test the solution with litmus

What is the structure of [Co(NH3)6]Cl3?

• Trigonal bipyramidal

• Octahedral

• Tetrahedral

• Square planar