When a fluoride is heated with concentration H2SO4 in a glass tube and if a drop of water is held at the mouth of the glass tube, a white deposit formed is of

Question

When a fluoride is heated with concentration H2SO4 in a glass tube and if a drop of water is held at the mouth of the glass tube, a white deposit formed is of (A) H2SiF6 (B) SiO2 (C) H2SiO3 (D) SiF4+H2F2

Tardigrade Admin · Accepted Answer

Q. When a fluoride is heated with concentration $H_{2} S O_{4}$ in a glass tube and if a drop of water is held at the mouth of the glass tube, a white deposit formed is of

$H_{2} S i F_{6}$

$S i O_{2}$

$H_{2} S i O_{3}$

$S i F_{4} + H_{2} F_{2}$

Q. When a fluoride is heated with concentration H2​SO4​ in a glass tube and if a drop of water is held at the mouth of the glass tube, a white deposit formed is of

H2​SiF6​

SiO2​

H2​SiO3​

SiF4​+H2​F2​

Q. When a fluoride is heated with concentration $H_{2} S O_{4}$ in a glass tube and if a drop of water is held at the mouth of the glass tube, a white deposit formed is of

$H_{2} S i F_{6}$

$S i O_{2}$

$H_{2} S i O_{3}$

$S i F_{4} + H_{2} F_{2}$