Ammonium fluoride is the inorganic compound with the formula NH4F. It crystallizes as small colourless prisms, having a sharp saline taste, and is highly...
6 KB (388 words) - 08:20, 10 September 2024
Ammonium bifluoride is the inorganic compound with the formula [NH4][HF2] or [NH4]F·HF. It is produced from ammonia and hydrogen fluoride. This colourless...
9 KB (682 words) - 14:49, 24 January 2024
known as diammine silver fluoride, silver fluoride, and silver ammonium fluoride. It is frequently spelled "silver diamine fluoride" (with one m); however...
33 KB (3,848 words) - 06:53, 19 May 2024
quaternary ammonium salts of naked fluoride include tetramethylammonium fluoride and tetrabutylammonium fluoride. Cobaltocenium fluoride is another example...
47 KB (5,060 words) - 22:58, 7 September 2024
Ammonium chloride is an inorganic chemical compound with the chemical formula NH4Cl, also written as [NH4]Cl. It is an ammonium salt of hydrogen chloride...
47 KB (5,194 words) - 20:58, 22 August 2024
chloride fluoride can be prepared without using gases as starting materials by treating sulfuryl chloride with ammonium fluoride or potassium fluoride in trifluoroacetic...
5 KB (273 words) - 18:15, 2 September 2023
Arsenic pentoxide is mixed with an excess of ammonium fluoride; the mixture is fused to produce ammonium hexafluoroarsenate: AsF5 + NH4F → NH4AsF6 Also...
4 KB (250 words) - 01:03, 5 September 2024
anion, a weakly coordinating anion. It is prepared by combining neat ammonium fluoride and phosphorus pentachloride. Alternatively it can also be produced...
2 KB (107 words) - 21:36, 10 March 2022
silicon nitride (Si3N4). It is a mixture of a buffering agent, such as ammonium fluoride (NH4F), and hydrofluoric acid (HF). Concentrated HF (typically 49%...
2 KB (260 words) - 17:32, 12 April 2024
reaction of gallium(III) hydroxide, HF, and ammonium fluoride. Ga(OH)3 + 3 HF + 3 NH4F → (NH)3GaF6 + 3 H2O Ammonium hexafluorogallate occurs in two polymorphic...
5 KB (297 words) - 01:26, 5 September 2024
Ammonium bromide, NH4Br, is the ammonium salt of hydrobromic acid. The chemical crystallizes in colorless prisms, possessing a saline taste; it sublimes...
4 KB (215 words) - 17:00, 13 August 2023
heated to decomposition, ammonium tetrafluoroborate releases toxic fumes of hydrogen fluoride, nitrogen oxides, and ammonia. Ammonium tetrafluoroborate can...
5 KB (146 words) - 14:31, 4 September 2023
fluoride exposure are due to the ingestion of dental fluoride products. Other sources include glass-etching or chrome-cleaning agents like ammonium bifluoride...
25 KB (2,591 words) - 17:22, 1 September 2024
obtained by reacting ammonium fluoride and indium bromide in anhydrous methanol, or by reacting ammonium fluoride and indium fluoride in aqueous solution. Also...
4 KB (269 words) - 01:29, 5 September 2024
acquired the 17 acre site in 2021. Sodium fluoride Hydrofluoric acid Ammonium fluoride Phosphoric acid Hydrogen fluoride Wiles, Russ. "Massive semiconductor...
3 KB (186 words) - 00:21, 26 June 2024
readily produced by the electrolysis of molten ammonium fluoride dissolved in anhydrous hydrogen fluoride. Like carbon tetrafluoride, it is not at all reactive...
105 KB (12,223 words) - 08:00, 14 August 2024
hydrogen fluoride. It has also been used as a precursor to zeolites. Ammonium hexafluoroaluminate can be obtained by the reaction of ammonium fluoride and...
3 KB (216 words) - 07:40, 22 August 2024
Ammonium is a modified form of ammonia that has an extra hydrogen atom. It is a positively charged (cationic) molecular ion with the chemical formula NH+4...
20 KB (2,099 words) - 01:59, 25 July 2024
Tetra-n-butylammonium fluoride, commonly abbreviated to TBAF and n-Bu4NF, is a quaternary ammonium salt with the chemical formula (CH3CH2CH2CH2)4N+F−....
6 KB (492 words) - 02:29, 27 June 2022
hexafluoroferrate can be obtained by reacting ferric fluoride trihydrate and ammonium fluoride in water. Ammonium hexafluoroferrate is isomorphous with the analogous...
6 KB (393 words) - 03:28, 2 September 2024
organyl group. Unlike the ammonium ion (NH+4) and the primary, secondary, or tertiary ammonium cations, the quaternary ammonium cations are permanently...
27 KB (2,773 words) - 11:29, 3 May 2024
China. Barium fluoride can be prepared by precipitating barium chloride and ammonium fluoride in a solution. Barium chloride fluoride forms white crystals...
4 KB (303 words) - 17:43, 29 April 2024
Tetramethylammonium fluoride is the quaternary ammonium salt with the formula (CH3)4NF. This hygroscopic white solid is a source of “naked fluoride": fluoride ions not...
4 KB (334 words) - 13:43, 4 January 2024
Ammonia – NH3 Ammonium azide – [NH4]N3 Ammonium bicarbonate – [NH4]HCO3 Ammonium bisulfate – [NH4]HSO4 Ammonium bromide – NH4Br Ammonium chromate – [NH4]2CrO4...
119 KB (8,729 words) - 14:41, 31 August 2024
Holmium(III) fluoride is a yellowish powder that can be produced by reacting holmium(III) oxide and ammonium fluoride, then crystallising it from the ammonium salt...
36 KB (4,143 words) - 10:33, 13 August 2024
mineral sellaite. Magnesium fluoride is prepared from magnesium oxide with sources of hydrogen fluoride such as ammonium bifluoride, by the breakdown...
9 KB (564 words) - 21:54, 21 July 2024
Nitrogen trifluoride (redirect from Nitrogen(III) fluoride)
trifluoride by the electrolysis of a molten mixture of ammonium fluoride and hydrogen fluoride. It is far less reactive than the other nitrogen trihalides...
22 KB (1,964 words) - 16:12, 29 May 2024
Holmium(III) fluoride is an inorganic compound with a chemical formula of HoF3. Holmium(III) fluoride can be produced by reacting holmium oxide and ammonium fluoride...
3 KB (237 words) - 15:05, 26 December 2023
Beryllium fluoride is the inorganic compound with the formula BeF2. This white solid is the principal precursor for the manufacture of beryllium metal...
11 KB (937 words) - 22:13, 21 July 2024
titanium from its principal ore ilmenite: the ore is treated with excess ammonium fluoride: FeTiO3 + 10 NH4F → (NH4)2FeF4 + (NH4)2TiF6 + 6 H2O After removal...
2 KB (176 words) - 09:52, 1 September 2024