Select the correct statement (s):....
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Select the correct statement (s):
(1) \( \mathrm{CH}_{3} \mathrm{SiCl}_{3} \) undergoes hydrolysis followed by
\( \mathrm{P} \)
inter molecular elimination of water to form a
W
complex cross - linked polymer (i.e silicone)
(2) Silicone fluids are thermally stable.
(3) In sheet silicate, three oxygen atoms of each tetrahedral are shared with adjacent \( \mathrm{SiO}_{4}^{4-} \) tetrahedral.
(4) Silica is attacked by \( \mathrm{HF} \) and \( \mathrm{NaOH} \).
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