One formula is incorrect in each of the following groups?

3 ⤊

One formula is incorrect in each of the following groups?

One formula is incorrect in each of the following groups. Pick out the incorrect formula and indicate why it is incorrect.
a. CO, CO2, CO3
b. PF3, PF4+, PF2, PF6

2007-07-10 07:00:58 · 1 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry

1 answers

a. CO3 is incorrect, because there are six bonds to carbon--too many.

b. PF2 is incorerect, because there are two bonds to phosphorus: too few.

2007-07-10 07:15:29 · answer #1 · answered by steve_geo1 7 · 3⤊ 0⤋