Which of the following compounds would you most appropriately call hydrophobic? ○ CH4 H2CO CO HCI ○ NaCl

How many electron pairs are shared when a triple bond exists between two carbon atoms? What must he the geometric arrangement around the carbon atoms in a triple bond? Draw the Lewis structure of a simple molecule that contains a triple bond.

Nucleotides are molecules that make up the structures of RNA and DNA. Modify the compounds to create adenosine monophosphate (AMP).

List the functional groups in the structures below:

We see that 1-propanol and 2-propanol have the same molecular formula, C3H7OH, but different molecular structures.  What is the name for molecules that have the same molecular formula but different structural formulas (different shapes)? Use the specific term.

For each pair of compounds, select the compound that would be more soluble in water. Explain your answer briefly. You may refer to the following electronegativity values.   F=4.0; I=2.4; N=3.0; 0=3.5; H=2.1; As=2.0; S=2.5   a. C2H5F and C2H5I   b. C3H7OH and C3H7SH   c. NH3 and ASH3   d.

Which of the following does not form H-bonding with water?   Propyne   CHF3   CH3CN   dimethylamine

For each compound in the table below, decide whether there would be any hydrogen-bonding force between molecules of the compound, or between molecules of the compound and molecules of water. compound hydrogen-bonding force Between Between molecules of formula or Lewis the compound and molecules of water? name molecules of the structure compound? H yes yes | H – c=N– H methanimine no no H yes Н —с —N— н | methylamine no yes yes dichloromethane CH, Cl, no no O O H- Z:

The element which causes the greatest polarity within an organic molecule is ___.     oxygen     nitrogen     carbon     hydrogen

Write the common (not systematic) name of each organic molecule. structure IN name ☐ | 5 10 000 ☐ Ar لكا