1. 1. Fullerenes
   2. Graphite
   3. Diamond
   4. All A, B, and C

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1. 1. Pb₃O₄
   2. 2PbO PbO₂
   3. PbO
   4. PbO₂

Submitted by :- Muhammad Nawaz

1. 1. Sn
   2. Ti
   3. Si
   4. Ge

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1. 1. Solid CO
   2. Solid SO₂
   3. Solid NH₃
   4. Solid CO₂

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1. 1. Mn (II)
   2. Chromium (III)
   3. Iron (III)
   4. Cobalt (II)

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1. 1. PbCl₄
   2. PbCl₂
   3. SnCl₄
   4. SnCl₂

(more…)

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1. 1. Has sp-hybridized carbon atoms
   2. Is crystalline
   3. Has free electrons
   4. Has free atoms

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1. 1. Carbides
   2. Silicon
   3. Silicones
   4. Silicates

Submitted by :- Muhammad Nawaz

1. 1. van der Waals forces
   2. Covalent forces
   3. Dipolar forces
   4. Ionic forces

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1. s²p⁶d⁸
2. s²p⁶
3. s²p⁶d¹⁰
4. s²

Submitted by :- Muhammad Nawaz