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Sodium peroxide is an inorganic compound with the formula Na 2 O 2.This yellowish solid is the product of sodium ignited in excess oxygen. [3] It is a strong base. This metal peroxide exists in several hydrates and peroxyhydrates including Na 2 O 2 ·2H 2 O 2 ·4H 2 O, Na 2 O 2 ·2H 2 O, Na 2 O 2 ·2H 2 O 2, and Na 2 O 2 ·8H 2 O. [4] The octahydrate, which is simple to prepare, is white, in ...
Sodium or lithium peroxides are preferred in space applications because of their lower molar mass and therefore higher oxygen yield per unit weight. [3] 2 Na 2 O 2 + 2 CO 2 → 2 Na 2 CO 3 + O 2. Alkali metal peroxides can be used for the synthesis of organic peroxides. One example is the conversion of benzoyl chloride with sodium peroxide to ...
Sodium percarbonate or sodium carbonate peroxide is a chemical substance with empirical formula Na 2 H 3 CO 6. It is an adduct of sodium carbonate ("soda ash" or "washing soda") and hydrogen peroxide (that is, a perhydrate) whose formula is more properly written as 2 Na 2 CO 3 · 3 H 2 O 2. It is a colorless, crystalline, hygroscopic and water ...
Sodium peroxide (Na 2 O 2) is a pale yellow solid that melts at 460 °C and decomposes at 657 °C. Potassium peroxide (K 2 O 2) is a yellow solid that melts at 490 °C. Rubidium peroxide (Rb 2 O 2) is produced when rubidium stands in air. Caesium peroxide (Cs 2 O 2) is produced by the decomposition of caesium oxide above 400 °C.
Sodium oxide is produced by the reaction of sodium with sodium hydroxide, sodium peroxide, or sodium nitrite: [5] 2 NaOH + 2 Na → 2 Na 2 O + H 2. To the extent that NaOH is contaminated with water, correspondingly greater amounts of sodium are employed. Excess sodium is distilled from the crude product. [6]
White or light yellow sodium peroxide (Na 2 O 2) is formed when metallic sodium is burned in oxygen. Each oxygen atom in its peroxide ion may have a full octet of 4 pairs of electrons. [6] Superoxides are a class of compounds that are very similar to peroxides, but with just one unpaired electron for each pair of oxygen atoms (O − 2). [6]
Measuring at about 2.5 by 2.5 by 2.5 inches, the mini alarms sold in packs of two or three and came with lithium-ion batteries, adhesive stickers, screws, mounting plates and an instruction manual.
Metal peroxides, examples being barium peroxide (BaO 2), sodium peroxide (Na 2 O 2) and zinc peroxide (ZnO 2). Organic peroxides, compounds with the linkage C−O−O−C or C−O−O−H. One example is tert-butylhydroperoxide.