In the E-waste generated by the Mobile Phones, which among the following metal is most abundant?

Q. In the E-waste generated by the Mobile Phones, which among the following metal is most abundant?
Answer: Copper
Notes: The sources of e-waste are faulty desktop computers, cables, printers, refrigerators, air conditioners, televisions, electronic and electrical devices. E-waste generated by the Mobile Phones are copper, silver, gold, palladium. Among them copper is found abundantly.