\[ 2 \mathrm{RCl}+\mathrm{Si} \stackrel{\text { Cu powder }}{\stackrel{570 \mathrm{~K}}{\longrig...
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0\[
2 \mathrm{RCl}+\mathrm{Si} \stackrel{\text { Cu powder }}{\stackrel{570 \mathrm{~K}}{\longrightarrow}} R_{2} \mathrm{SiCl}_{2} \stackrel{\mathrm{H}_{2} \mathrm{O}}{\longrightarrow} R_{2} \mathrm{Si}(\mathrm{OH})_{2} \stackrel{\text { Polymerisation }}{\longrightarrow}
\]
\( (A) \cdot(A) \) is :
(A) cyclic silicone
(B) cross linked silicone
(C) linear silicone
(D) none of these
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