Halogens (atoms with 7 valence electrons) and Hydrogen
or generally, atoms with their shells almost full
Compound= many parts together therefore bike is the answer
N<span>et ionic equation for ammonia and phosphoric acid</span> is
3 NH4OH + H3PO4 >> (NH4)3PO4 + 3 H2O
hope this helps
Because they have similar attractive forces in their molecules