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Classify each of the following solids as ionic, metallic, molecular, network (covalent) or amorphous:
(i) Tetra phosphorus decoxide \(\left(\mathrm{P}_4 \mathrm{O}_{10}\right)\)
(vii) Graphite
(ii) Ammonium phosphate, \(\left(\mathrm{NH}_4\right)_3 \mathrm{PO}_4\)
(viii) Brass
(iii) \(\mathrm{SiC}\)
(ix) \(\mathbf{R b}\)
(iv) \(\mathrm{I}_2\)
(x) \(\mathrm{LiBr}\)
(v) \(\mathrm{P}_4\)
(xi) \(\stackrel{\mathrm{S}}{\mathrm{i}}\)
(vi) Plastics
(i) Tetra phosphorus decoxide \(\left(\mathrm{P}_4 \mathrm{O}_{10}\right)\)
(vii) Graphite
(ii) Ammonium phosphate, \(\left(\mathrm{NH}_4\right)_3 \mathrm{PO}_4\)
(viii) Brass
(iii) \(\mathrm{SiC}\)
(ix) \(\mathbf{R b}\)
(iv) \(\mathrm{I}_2\)
(x) \(\mathrm{LiBr}\)
(v) \(\mathrm{P}_4\)
(xi) \(\stackrel{\mathrm{S}}{\mathrm{i}}\)
(vi) Plastics
Solution:
2111 Upvotes
Verified Answer
\(\begin{array}{|l|l|l|l|l|}
\hline \text { Ionic } & \text { Metallic } & \text { Molecular } & \begin{array}{l}
\text { Network } \\
\text { (covalent) }
\end{array} & \text { Amorphous } \\
\hline\left(\mathrm{NH}_4\right)_3 \mathrm{PO}_4 & \text { Brass } & \mathrm{P}_4 \mathrm{O}_{10} & \text { Graphite } & \text { Plastics } \\
\hline \mathrm{LiBr} & \mathrm{Rb} & \mathrm{I}_2 & \mathrm{SiC} & \\
\hline & & \mathrm{P}_4 & \mathrm{Si} & \\
\hline
\end{array}\)
\hline \text { Ionic } & \text { Metallic } & \text { Molecular } & \begin{array}{l}
\text { Network } \\
\text { (covalent) }
\end{array} & \text { Amorphous } \\
\hline\left(\mathrm{NH}_4\right)_3 \mathrm{PO}_4 & \text { Brass } & \mathrm{P}_4 \mathrm{O}_{10} & \text { Graphite } & \text { Plastics } \\
\hline \mathrm{LiBr} & \mathrm{Rb} & \mathrm{I}_2 & \mathrm{SiC} & \\
\hline & & \mathrm{P}_4 & \mathrm{Si} & \\
\hline
\end{array}\)
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