The melting point of lead is 327∘C327^\circ\text{C}327∘C and its boiling point is 1749∘C1749^\circ\text{C}1749∘C.
Which state symbols are used for lead at 25∘C25^\circ\text{C}25∘C and 400∘C400^\circ\text{C}400∘C?
At 25∘C25^\circ\text{C}25∘C: s\text{s}s; at 400∘C400^\circ\text{C}400∘C: s\text{s}s
At 25∘C25^\circ\text{C}25∘C: s\text{s}s; at 400∘C400^\circ\text{C}400∘C: l\text{l}l
At 25∘C25^\circ\text{C}25∘C: l\text{l}l; at 400∘C400^\circ\text{C}400∘C: l\text{l}l
At 25∘C25^\circ\text{C}25∘C: s\text{s}s; at 400∘C400^\circ\text{C}400∘C: g\text{g}g