Which is a component of john dalton’s atomic theory?
the ratio of atoms in a compound can vary.
the atoms of a single element differ.
an atom is a small particle that cannot be broken down.
atoms of different elements can be identical.

Theoretically, which metal should be the most reactive? hydrogen lithium francium fluorine

Which statement describes covalent bases? they have hydroxide ions. they produce hydrogen ions. they are often amines. they are named the same as ionic compounds.

Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.