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  2. Nickel(II) nitrate - Wikipedia

    en.wikipedia.org/wiki/Nickel(II)_nitrate

    Nickel nitrate is the inorganic compound Ni(NO 3) 2 or any hydrate thereof. In the hexahydrate, the nitrate anions are not bonded to nickel. Other hydrates have also been reported: Ni(NO 3) 2. 9H 2 O, Ni(NO 3) 2. 4H 2 O, and Ni(NO 3) 2. 2H 2 O. [3] It is prepared by the reaction of nickel oxide with nitric acid: NiO + 2 HNO 3 + 5 H 2 O → Ni ...

  3. Nickel compounds - Wikipedia

    en.wikipedia.org/wiki/Nickel_compounds

    The heptahydrate crystallises from water below 31.5 above this blue hexhydrate forms, and above 53.3 the green form. [20] Heating nickel sulfate dehydrates it, and then 700° it loses sulfur trioxide, sulfur dioxide and oxygen. Other important nickel compounds in this class are nickel carbonate, nickel nitrate, and nickel phosphate

  4. Metal prices - Wikipedia

    en.wikipedia.org/wiki/Metal_prices

    These prices are more an indication than an actual exchange price. Unlike the prices on an exchange, pricing providers tend to give a weekly or bi-weekly price. For each commodity they quote a range (low and high price) which reflect the buying and selling about 9-fold due to China's transition from light to heavy industry and its focus on ...

  5. Nickel(II) nitrite - Wikipedia

    en.wikipedia.org/wiki/Nickel(II)_nitrite

    Nickel(II) nitrite is an inorganic compound with the chemical formula Ni(NO 2) 2. [1] Anhydrous nickel nitrite was first discovered in 1961 by Cyril Clifford Addison, who allowed gaseous nickel tetracarbonyl to react with dinitrogen tetroxide , yielding a green smoke.

  6. Comparison of commercial battery types - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_commercial...

    Nickel–zinc: NiZn KOH Nickel oxide hydroxide: Yes 2009 [14] 0.9 [14] 1.65 [14] 1.85 [14] 13 [14] Nickel–iron: NiFe Iron: KOH Yes 1901 [19] 0.75 [20] 1.2 [20] 1.65 [20] 0.07–0.09 (19–25) [21] 0.45 (125) [22] 100 3.21–4.27 (234–312) [1] 20–30 30– [23] 50 [24] [25] Nickel–cadmium: NiCd NiCad Cadmium: KOH Yes c. 1960 [26] 0.9–1. ...

  7. 7 Rare Coins To Sell in 2025 To Boost Your Retirement Savings

    www.aol.com/finance/7-rare-coins-sell-2025...

    1979 Susan B. Anthony Dollar Over 1978 Jefferson Nickel: $15,275 This coin features a minting mistake with the image of Susan B. Anthony stamped over the top of Monticello on a Jefferson nickel.

  8. Nickel hydrazine nitrate - Wikipedia

    en.wikipedia.org/wiki/Nickel_hydrazine_nitrate

    Nickel hydrazine nitrate (NHN), (chemical formula: [Ni(N 2 H 4) 3](NO 3) 2 is an energetic material having explosive properties in between that of primary explosive and a secondary explosive. [2] It is a salt of a coordination compound of nickel with a reaction equation of 3N 2 H 4 ·H 2 O + Ni(NO 3) 2 →〔Ni(N 2 H 4) 3 〕(NO 3) 2 + 3H 2 O [3]

  9. Projected COLA for 2025: September update — how it's ...

    www.aol.com/finance/social-security-cost-of...

    TSCL updated its 2025 COLA prediction based on August's CPI-W data, which came in at 2.5%. TSCL’s projection decreased from 2.57%, when July's CPI-W came in at 2.9%. According to The Senior ...