Multiple Choice
Which of the following is stored under water because of its property of igniting spontaneously upon contact with air?
A) P4 (white phosphorus)
B) S8 (yellow sulfur)
C) Pb3O4 ("red lead")
D) K (potassium metal)
E) I2 (crystalline iodine)
Correct Answer:

Verified
Correct Answer:
Verified
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