New chat PYQ Library Doubts Rank report

Sign in to see Recents

Sign in to save progress →

Salt Analysis · 2021 · 27 Jul · Shift 2

1 Chemistry questions from this JEE Main paper

Guest · try one question or challengeGuest · try one question or challenge

PYQ Library
JEE Main
Papers
2021 · 27 Jul · Shift 2
Chemistry
Salt Analysis

Salt Analysis · 2021 · 27 Jul · Shift 2

1 Chemistry questions from this JEE Main paper

Q6.To an aqueous solution containing ions such as $A l^{3 +}$ , $Z n^{2 +}$ , $C a^{2 +}$ , $F e^{3 +}$ , $N i^{2 +}$ , $B a^{2 +}$ and $C u^{2 +}$ was added conc. $H C l$ , followed by $H_{2} S$ . The total number of cations precipitated during this reaction is/are :
Chemistry · Salt Analysis · MCQ