Help me please! thank you! Based on the repulsion model determine:

a) Bcl3
b) CH3Cl
c) PCl3

1-Electronic distribution.
2- Numbers of bonding electrons.
3- Numbers of isolated pairs.
4- Molecular geometry.

Three alkali metals in group 1 are a. calcium, strontium, barium b. boron, aluminum, gallium c. sodium, potassium, rubidium d. fluorine, iodine, chlorine

In one or two grammatically correct sentences, write a definition for the term molecule geometry

Achemist who studies water samples did a demonstration of how to test for lead in water. she added a clear solution of potassium iodide to a clear solution of lead nitrate. then a yellow swirling solid formed in the liquid. what is most likely true about the yellow solid?