Respuesta :
The general rule of thumb is that the smaller a substance's atoms and the stronger the bonds, the harder the substance to react and interact with other atoms. Since the stability is higher. Hope this answers the question. Have a nice day.
Answer:
Smaller and stronger.
Step-by-step explanation:
The general rule of thumb is that the SMALLER a substance's atoms and the STRONGER the bonds, the harder the substance.
Two of the strongest forms of chemical bond are the ionic and the covalent bonds.