A chemist who studies water samples did a demonstration of how to test for lead in water. She added a clear solution of potassium iodide to a clear solution of lead(II)iodide. Then a yellow swirling solid formed in the liquid.

What is most likely true about the yellow solid?
It was secretly added to the test tube by the scientist.
It is solid potassium iodide.
It is a new substance with different properties.
It is solid lead iodide.

Question

A chemist who studies water samples did a demonstration of how to test for lead in water. She added a clear solution of potassium iodide to a clear solution of lead(II)iodide. Then a yellow swirling solid formed in the liquid.

What is most likely true about the yellow solid?
It was secretly added to the test tube by the scientist.
It is solid potassium iodide.
It is a new substance with different properties.
It is solid lead iodide.

chycora · Answer

https://app32.studyisland.com/pics/160703precipitatepbI2.png

love_ranaa · Answer

It is a new substance with different properties.