manganaten.

Brit.

/ˈmaŋɡənət/,

/ˈmaŋɡəneɪt/, U.S.

/ˈmæŋɡənət/,

/ˈmæŋɡəˌneɪt/

Origin: Formed within English, by derivation. Etymons: mangan- comb. form, -ate suffix⁴.

Etymology: < mangan- comb. form + -ate suffix⁴. Compare French manganate (1840). Compare earlier manganesate n. and manganesiate n.

Chemistry.

A salt containing oxyanions of manganese; esp. a salt of the anion MnO₄²⁻. Cf. permanganate n.

ΘΚΠ

the world > matter > chemistry > chemical substances > salts > [noun] > salts named by atomic number > (per)manganates

manganesate1819

manganesiate1823

manganate1839

permanganate1841

1839 Penny Cycl. XIV. 382/2 Manganate of potash is easily prepared.

1891 T. E. Thorpe Dict. Appl. Chem. II. 500/1 All manganates..oxidise hydrochloric acid.

1912 J. W. Mellor Mod. Inorg. Chem. xxv. 483 A crude mixture of sodium manganate and permanganate is made by fusing sodium hydroxide with pyrolusite.

1950 N. V. Sidgwick Chem. Elements II. 1270 Manganates can be made from manganese dioxide by heating with alkali.

1984 N. N. Greenwood & A. Earnshaw Chem. of Elements (1986) xxiv. 1221 Fusion of MnO₂ with an alkali metal hydroxide and an oxidising agent such as KNO₃ produces very dark-green manganate (VI) salts (manganates).

1984 N. N. Greenwood & A. Earnshaw Chem. of Elements (1986) xxiv. 1221 The most important manganate (VII) is KMnO₄.

This entry has been updated (OED Third Edition, September 2000; most recently modified version published online March 2022).

单词	manganate
释义	manganaten. Brit. /ˈmaŋɡənət/, /ˈmaŋɡəneɪt/, U.S. /ˈmæŋɡənət/, /ˈmæŋɡəˌneɪt/ Origin: Formed within English, by derivation. Etymons: mangan- comb. form, -ate suffix⁴. Etymology: < mangan- comb. form + -ate suffix⁴. Compare French manganate (1840). Compare earlier manganesate n. and manganesiate n. Chemistry. A salt containing oxyanions of manganese; esp. a salt of the anion MnO₄²⁻. Cf. permanganate n. ΘΚΠ the world > matter > chemistry > chemical substances > salts > [noun] > salts named by atomic number > (per)manganates manganesate1819 manganesiate1823 manganate1839 permanganate1841 1839 Penny Cycl. XIV. 382/2 Manganate of potash is easily prepared. 1891 T. E. Thorpe Dict. Appl. Chem. II. 500/1 All manganates..oxidise hydrochloric acid. 1912 J. W. Mellor Mod. Inorg. Chem. xxv. 483 A crude mixture of sodium manganate and permanganate is made by fusing sodium hydroxide with pyrolusite. 1950 N. V. Sidgwick Chem. Elements II. 1270 Manganates can be made from manganese dioxide by heating with alkali. 1984 N. N. Greenwood & A. Earnshaw Chem. of Elements (1986) xxiv. 1221 Fusion of MnO₂ with an alkali metal hydroxide and an oxidising agent such as KNO₃ produces very dark-green manganate (VI) salts (manganates). 1984 N. N. Greenwood & A. Earnshaw Chem. of Elements (1986) xxiv. 1221 The most important manganate (VII) is KMnO₄. This entry has been updated (OED Third Edition, September 2000; most recently modified version published online March 2022). < n.1839
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