NEET Chemistry The s-Block Elements Questions Solved


When a standard solution of NaOH is left in air for a few hours :

(a) a precipitate will form

(b) strength of solution will decrease

(c) the strength of solution will increase

(d) the concentration of Na+.ion in solution will remains same

(b) NaOH being deliquescent absorb water from atmosphere therefore strength of solution will decrease.

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