Which is a description of a precipitation reaction? A. Water decomposes to form hydrogen and oxygen. B. Potassium iodide is added to lead nitrate to produce an insoluble yellow solid, lead iodide. C. Lead combines with oxygen to produce lead oxide. D. Sulfuric acid combines with sodium hydroxide to produce water and sodium sulfate.

Question

Which is a description of a precipitation reaction? 	 	   A. 	Water decomposes to form hydrogen and oxygen. 	   B. 	Potassium iodide is added to lead nitrate to produce an insoluble yellow solid, lead iodide. 	   C. 	Lead combines with oxygen to produce lead oxide. 	   D. 	Sulfuric acid combines with sodium hydroxide to produce water and sodium sulfate.

somy · Answer

what do u think is the answer?

anonymous · Answer

i believe the answer is D.

somy · Answer

i think its B though coz its clearly showing that fact that lead iodide is a precipitate 
i dunno, maybe im wrong

anonymous · Answer

true but it also says an insuluable yellow solid

anonymous · Answer

B. Forms a solid in a solution, which is a precipitate

somy · Answer

@austin_coleman  just the fact that its insoluble already means its a precipitate  :)