What is the keywords of basic substance,salts,acid rain,neutral substance?
Answers
1. Basic the predefined set of reserved words that have special meaning for the compiler
2.Substance A pure substance or chemical substance is a material that has a constant composition (is homogeneous) and has consistent properties throughout the sample All elements are pure substances. Sugar, salt, and baking soda are pure substances which are compounds
3. Salt sodium chloride, NaCl, a white, crystalline substance with a characteristic taste, found in natural beds, in sea water, etc., and used for seasoning and preserving foods, etc
4.Acid Chemistry. a compound usually having a sour taste and capable of neutralizing alkalis and reddening blue litmus paper, containing hydrogen that can be replaced by a metal or an electropositive group to form a salt, or containing an atom that can accept a pair of electrons from a base
5.Rain water falling in drops condensed from vapor in the atmosphere. b : the descent of this water
6. Neutral substance
Substances which are neither acidic nor basic are called neutral. Solutions of substances that show different colour in acidic, basic and neutral solutions are called indicators. An acid and a base neutralise each other and form a salt. A salt may be acidic, basic or neutral in nature