P-1 Chemical reactions and equations — Science STD 10 — Question
Maharashtra BoardEnglish MediumSTD 10ScienceP-1 Chemical reactions and equations2 Marks
Question
Write the notes : Double displacement Reaction
✓
Answer
The reaction in which the ions in the reactants are exchanged to form a precipitate are called double displacement reactions.
$ BaSO _{4( aq )} + K _2 CrO _{4( aq )} \rightarrow BaCrO _4+ K _2 SO _4$
$\text { Barium } \text { Potassium } \text { Barium } \text { Potassium }$
$\text { sulphate } \text { chromate } \text { chromate } \text { sulphate }$
Potassium chromate solution reacts with Barium sulphate solution to form Potassium Sulphate solution and a yellow precipitate of Barium chromate $(BaCrO_4)$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.