Build molecular models showing the molecular geometry for each compound.
a) NH₃ - Trigonal pyramidal, CO₂ - Linear, CH₄ - Tetrahedral, HCNS - Linear, SO₂ - Trigonal planar, NO₃⁻ - Trigonal planar
b) NH₃ - Trigonal planar, CO₂ - Bent, CH₄ - Tetrahedral, HCNS - Linear, SO₂ - Trigonal pyramidal, NO₃⁻ - Bent
c) NH₃ - Tetrahedral, CO₂ - Trigonal planar, CH₄ - Bent, HCNS - Trigonal pyramidal, SO₂ - Linear, NO₃⁻ - Tetrahedral
d) NH₃ - Linear, CO₂ - Trigonal pyramidal, CH₄ - Tetrahedral, HCNS - Trigonal planar, SO₂ - Bent, NO₃⁻ - Linear