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biomineralization and technology. It is the
parent acid of the
orthosilicate anion Si
O4− 4.
Typically orthosilicic acid is ****umed to be a
product of the hydrolysis...
-
hydrolyzed into
solid brucite and
dissolved silicic acid: Mg2Si
O4 + 4 H2O ⇌ 2 Mg(OH)2 +
H4SiO4 forsterite +
water ⇌
brucite +
silicic acid Most hydrolysis...
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Perchloric acid is a
mineral acid with the
formula HCl
O4. It is an
oxoacid of chlorine.
Usually found as an
aqueous solution, this
colorless compound is...
- {{\overset {metasilicic\ acid}{H2SiO3}}+H2O<->{\overset {orthosilicic\ acid}{
H4SiO4}}}}} or H 2 Si 2 O 5
disilicic acid + 2 H 2 O ⟷ ( HO ) 3 Si − O − Si (...
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represented as follows: Ca(OH)2 +
H4SiO4 → Ca2+ + H2SiO42− + 2 H2O → CaH2Si
O4 · 2 H2O Here, the
silicic acid
H4SiO4, or Si(OH)4,
which is
equivalent to...
-
silicate anion captures H+ ions (raising the pH), it
forms monosilicic acid (
H4SiO4), a
neutral solute.
Monosilicic acid
remains in the bulk
solution to play...
- weak acid with pKa1 = 9.84, pKa2 = 13.2 at 25 °C. It is
usually written as
H4SiO4, but the
formula Si(OH)4 is
generally accepted.[dubious – discuss] Other...
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Molecular chromic acid, H2Cr
O4, in principle,
resembles sulfuric acid, H2SO4. It
would ionize accordingly: H2Cr
O4 ⇌ [HCr
O4]− + H+ The pKa for the equilibrium...
- an
ancient concept,
dating from the 19th century, that "silicic acid" (
H4SiO4 or Si(OH)4) was the
chief form of
silicon occurring in
siliceous rocks....
-
might replace only
specific mineral components of the rock.
Silicic acid (
H4SiO4) in the silica-enriched
fluids forms lenticular, nodular, fibrous, or aggregated...
