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Select the coefficients that should be placed in front of each molecule, from left to right, to balance the following reaction. C2H6(g) + O2(g) → CO2(g) + H2O(g)

Predict whether the following compounds are soluble or insoluble in water. a) PbI2  – [a] b) Fe(OH)3 – [b] c) Ag2S – [c]

Match the molecule to the correct molecular geometry.

For COCl2, the electron geometry is _____________ and the molecular geometry is __________.

Select the coefficients that should be placed in front of each molecule, from left to right, to balance the following reaction. C3H8(g) + O2(g) → CO2(g) + H2O(g)

Select the correct Lewis structure for N2H4.

Based on the octet rule, determine the number of covalent bonds an atom of the following elements is likely to make in a molecule. a) C [a] b) N [b] c) O [c] d) F [d]

Based on the octet rule, determine the number of covalent bonds an atom of the following elements is likely to make in a molecule. a) C [a] b) P [b] c) O [c] d) F [d]

Select the correct Lewis structure for ClCN.

Select the compound in which phosphorus has an oxidation state of 0.