Which of the following is used for making optical instruments?

  • A
    $SiO_2$
  • B
    $Si$
  • C
    $SiH_4$
  • D
    $SiC$

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Similar Questions

Name the type of the structure of silicate in which one oxygen atom of $[SiO_4]^{4-}$ is shared?

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Which of the following exhibits moderate electrical conductivity?

State True or False for the following statements:
$(1)$ Oxides of indium and thallium are basic in their properties.
$(2)$ $C$,$Si$ are non-metals,while germanium,tin,and lead are high melting metals.

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