When crystals of lead nitrate are heated strongly in a dry test tube
A. crystals immediately melt
B. a brown residue is left
C. white fumes appear in the test tube
D. a yellow residue is left
Answer:B
When crystals of lead nitrate are heated strongly in a dry test tube
A. crystals immediately melt B. a brown residue is left C. white fumes appear in the test tube D. a yellow residue is left