In which of the following are the symbols and names given correctly for both ions? a. li-: lithium; oh-: hydroxide b. c2h3o2-: acetate; c2o4-: oxalite c. cl-: chlorate; o2-: oxide d. po43-: phosphate; po33-: phosphite

The correct option is D.

Explanation:

In option A:

The names of both the ions are correct but the representation of lithium ion is wrong. Lithium forms a cation and here lithium anion is shown. So, this option is not correct.

In option B:

Here, the representation and name of is written wrong. This ion has a representation of and is named as oxalate. So, this is not correct.

In option C:

The representation of both the ions is correct but the name of is chloride, not chlorate. So. this is not a correct option.

In option D:

The representation and names of both the ions are correct.

Hence, the correct option is D.

- aluminum and copper chloride.

- the chloride ion to separate the aluminum from the oxygen so that the aluminum can react with the copper ions (and the water molecules).

the answer is b. dilution