1. В ионном уравнении реакции записываем в виде ионов: а) \( \mathrm{Al}_{2}\left(\mathrm{SO}_{4}\right)_{3} ; \) б) \( \mathrm{Ca}_{3}\left(\mathrm{PO}_{4}\right)_{2} ; \) в) \( \mathrm{HNO}_{2} ; \) г) \( \mathrm{Cu}(\mathrm{OH})_{2} \)

Please select the molecule(s) with double bond(s) from the following. \( \mathrm{CCl}^{2} \) CHCl 3 CO 3 H 2 O None

Please select polar molecule(s) from the following. NH3 BF3 PF5 PF3

Based on your worksheet results, please match the following: [he molecular shape of NH 3 is [Choose ] [Choose ] [Choose ] [Che molecular shape of BF3 is [Choose] The molecular shape of PF3 is

Please select polar molecule(s) from the following. \( \square \mathrm{CCl} 4 \) \( \square \mathrm{CHCl} 3 \) \( \square \mathrm{CO} 3 \) CO 2

Which of the following molecule(s) have lone pair electrons and/or non-identical central bonds? NH3 BF3 PF5 PF3