Д-5 Write reaction equations by which you can carry out
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5. a) Write reaction equations by which you can carry out the following conversion:
Si - SiO2 - K2SiO3 - H2SiO3 - SiO2
b) Which of the following substances can interact KOH solution: HJ, CuCl2, SO2, Ba(OH)2, PbO? Write down the equations of the corresponding reactions.
Si - SiO2 - K2SiO3 - H2SiO3 - SiO2
b) Which of the following substances can interact KOH solution: HJ, CuCl2, SO2, Ba(OH)2, PbO? Write down the equations of the corresponding reactions.