Respuesta :
Answer:
silicon, cobalt
Explanation:
- For the production of mobile phones following are made use of Alumina, Silica, Graphite, Manganese, Aluminium.
- Of which 25% constitutes the silicon, 23 % plastic, 20.4% iron, and aluminum 14.17 %. Other elements include copper, gold, silver, lithium, and cobalt also. Thus about 83 stable elements make the smartphone.
Smartphones are the type of mobile phone that has a touch screen and are advanced in functions. Silicon and cobalt are used for the production of smartphones.
What is the composition of smartphones?
Smartphones consist of various components like wires, chips, microprocessors, glasses and capacitors that are made up of elements like Aluminium, graphite, manganese, silica and others.
Stable elements like silicon, cobalt, iron, aluminium, copper, silver, gold, lithium and plastic are used for the production of smartphones and their components.
The elements like cobalt and lithium are used in the manufacturing of batteries, silver, copper and gold in the wirings and potassium, silicon, aluminium and oxygen in the production of the glass screen.
Therefore, option c. silicon and option d. cobalt is used in smartphone manufacturing.
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