1b:["$","div",null,{"className":"flex flex-wrap items-center gap-2","children":[null,null]}] 1c:["$","div",null,{"className":"mt-6 text-[17px] leading-relaxed text-foreground/95 sm:text-lg","children":[["$","$1","0",{"children":"Los elementos A, B, C y D tienen números atómicos 19, 16, 12 y 9, respectivamente."}]]}] 1f:T4c8,

\ce{B^{2-}}

20:T4c4,

\ce{C^{2+}}

1d:["$","div",null,{"className":"mt-6 flex flex-col","children":[["$","article","a-0",{"className":"relative group/part mt-5","data-depth":0,"children":[["$","span",null,{"aria-hidden":"true","className":"absolute left-0 top-1.5 bottom-1 w-[3px] rounded-full bg-primary/70"}],["$","div",null,{"className":"flex flex-col gap-2.5 pl-4 sm:pl-5","children":[["$","header",null,{"className":"flex flex-wrap items-baseline gap-x-3 gap-y-1","children":[["$","span",null,{"className":"font-heading font-semibold text-foreground text-lg sm:text-xl","children":"a)"}],["$","span",null,{"className":"inline-flex items-center rounded-full border border-border/70 bg-secondary/70 px-2 py-0.5 text-[11px] font-medium text-muted-foreground","children":["1"," ","pts"]}]]}],["$","div",null,{"className":"text-foreground/95 text-base sm:text-[17px]","children":[["$","$1","0",{"children":"Escribir la configuración electrónica de A, "}],["$","span","1",{"dangerouslySetInnerHTML":{"__html":"$1f"}}],["$","$1","2",{"children":", "}],["$","span","3",{"dangerouslySetInnerHTML":{"__html":"$20"}}],"$L21"]}],null,null,[],null]}]]}],"$L22"]}] 1e:["$","nav",null,{"aria-label":"Navegación entre ejercicios del examen","className":"mx-auto mb-14 grid w-full max-w-3xl grid-cols-2 gap-3 px-4 sm:px-6","children":[["$","span",null,{"aria-h