Part 55 (1/2)

(5) in borax. --

(6) in mic. salt. --

(7) with carb. soda. As the preceding.

(8) Special reactions. --

Mineral. White a.r.s.enic

Formula. AsO^{3}.

Behavior

(1) in gla.s.s-bulb. Sublimes without fusion and re-condenses in white crystals.

(2) in open tube. --

(3) on charcoal. Sublimes and is partly recondensed on charcoal forming a white incrustation.

(4) in forceps. Colors the flame blue.

(5) in borax. --

(6) in mic. salt. --

(7) with carb. soda. --

(8) Special reactions. Heated with charcoal in a gla.s.s-tube sealed at one end, is reduced and metallic a.r.s.enic sublimes.

MERCURY.

Mineral. Native mercury

Formula. Hg.

Behavior

(1) in gla.s.s-bulb. Volatilizes with little or no residue and recondenses in neck of bulb.

(2) in open tube. --

(3) on charcoal. Is volatilized.

(4) in forceps. --