brianna105826 brianna105826
  • 16-10-2020
  • Chemistry
contestada

Element X
Is a Solid at room temperature
Is a metalloid and semiconductor of heat and
electricity
Reacts with Oxygen to form XO2,
compounds and with chlorine to form XCI4,
compounds
Has an average atomic mass that is 2.34
times greater than the standard for atomic
mass(Carbon-12)

Respuesta :

zoemcallister zoemcallister
  • 16-10-2020
Element x is Silicon
Answer Link

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