| 31. | As an alkali metal, it has one valence electron.
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| 32. | The normal pressure " sodium arsenide " phase is adopted by many alkali metal pnictides.
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| 33. | Ketyls can be formed as radical anions by one-electron reduction of carbonyls with alkali metals.
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| 34. | Saltiness and sourness are perceived when alkali metal or hydrogen ions enter taste buds, respectively.
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| 35. | Silicon dioxide is acidic, and thus the alkali metal hydroxides can also attack silicate glass.
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| 36. | Other alkali metal bromides also allow the reaction and the formation of filamentous carbon to occur.
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| 37. | Decomposition of concrete and volatilization of the alkali metal compounds consumes a substantial amount of heat.
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| 38. | Like other alkali metal chalcogenides, Rb 2 Te is prepared from the elements in liquid ammonia.
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| 39. | In the solid alkali metal salts, the croconate anions and the alkali cations form parallel columns.
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| 40. | The number of states of rare gas halides is greater than that of alkali metal salts.
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