Fill in the blank. The character table for a molecule, such as , lists three symmetry labels: , , and . The mode transforms , , and . This means that the mode is .
Using the character table for the group given below, what is the number of one-dimensional irreducible representations?
Fill in the blank. The character table for a ion, such as lists six symmetry labels: , , , , , and . The mode transforms only. This means that the mode is .