1.

Alkalis are क्षार होते हैं (1) acids, which are soluble in water अमल जो जल में घुलनशील होते हैं (2) acids, which are insoluble in water अमल जो जल में अघुलनशील होते हैं(3) bases, which are insoluble in water क्षारक जो जल में अघुलनशील होते हैं(4) bases, which are soluble in water क्षारक जो जल में घुलनशील होते हैं​

Answer»

1HCl, H2SO4 or ORGANIC acids are soluble in water2inorganic acids are not soluble in water like(AIA)3copper(II) oxide CuO are insoulable bases4The bases which are soluble are known as alkalis. For example NaOH i.e. SODIUM hydroxide is an alkali because it is soluble in water.Explanation:PLEASE mark me brainliest



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