alcali, alcalïau, halcali, halcalïau
Noun(1) any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water(2) a mixture of soluble salts found in arid soils and some bodies of water; detrimental to agriculture
(1) the reaction is followed by measuring the concentration of alkali at various times(2) Soap is made by combining a fat source (either animal or vegetable) and an alkali in a chemical process known as saponification.(3) Platinum also dissolves in hot alkalis such as hot sodium hydroxide or potassium hydroxide.(4) Like semi-permanent dyes, permanent dyes are also alkalis .(5) Nickel has good resistance to corrosion in the normal atmosphere, in natural freshwaters and in deaerated nonoxidizing acids, and it has excellent resistance to corrosion by caustic alkalis ├ö├ç┬¬(6) Carboxylic acids also react with alkalis , or bases.(7) Caustic alkalis react with the paint coating and loosen it from the surface.(8) Copper is a moderately reactive metal that dissolves in most acids and alkalis .(9) Chemically, aluminum will react with the alkalis in concrete and produce hydrogen bubbles.(10) Nitriles can be decomposed by acids or alkalis to give the corresponding carboxylic acid or they can be reduced to give primary amines.(11) It combines with most non-metals at high temperatures and reacts with both acids and alkalis .(12) Concentrated acids and caustic alkalis should be handled with the greatest care.(13) The high-density overlay protects the wood substrate from alkalis and water.(14) Amides are hydrolysed to ammonium salts with catalysis by acids or alkalis .(15) On contact, strong acids, alkalis , and heavy metals cause chemical burns.(16) It accounted for acids and alkalis , for respiration and the smells of plants.
(1) alkali metals :: metelau alcalïaidd
1. base ::
Different Formsalkali, alkalies
English to Welsh Dictionary: alkali
Meaning and definitions of alkali, translation in Welsh language for alkali with similar and opposite words. Also find spoken pronunciation of alkali in Welsh and in English language.
Tags for the entry "alkali"
What alkali means in Welsh, alkali meaning in Welsh, alkali definition, examples and pronunciation of alkali in Welsh language.