Unit 3 Reactions – Flashcards
Unlock all answers in this set
Unlock answersquestion
| Test for Mg(2+) |
answer
| Add dilute ammonia, white precipitate formed |
question
| Test for ammonia |
answer
| Turns red litmus blue |
question
| Test for Chlorine |
answer
| Rapidly bleaches litmus paper |
question
| Test for Nitrogen dioxode |
answer
| Turns iodide paper black, brown gas |
question
| Test for Sulphur dioxide |
answer
| Turns filter paper soaked in K2Cr2O7 orange to green |
question
| Test for CO3(2-) |
answer
| Add acid, test for carbon dioxode present |
question
| Test for HCO3(-) |
answer
| Add to near boiling water, test for carbon dioxide |
question
| Test for SO4(2-) |
answer
| Add BaCl2 and dil. HCl, warm and white ppt. of BaSO4 formed |
question
| Test for HSO4(-) |
answer
| Turns blue litmus red. Test for SO4 |
question
| Test for SO3(2-) |
answer
| Add dil HCl and warm, turns K2Cr2O7 from orange to green |
question
| Test for NO3(-) |
answer
| Add Al powder and NaOH. NH3 given off |
question
| Test for ammonium ions |
answer
| Add NaOH, warm, NH3 given off |
question
| Test for inorganic halide |
answer
| Add silver nitrate and nitric acid |
question
| Test for organic halide |
answer
| Warm with NaOH, add silver nitrate and nitric acid |
question
| Group one salts are... |
answer
| Soluble |
question
| Ammonium salts are... |
answer
| Soluble |
question
| Nitrates are... |
answer
| Soluble |
question
| Halides are... apart from... |
answer
| Soluble/Silver |
question
| Sulphites are... apart from |
answer
| Soluble/Ba, Sr, Pb |
question
| All Carbonates are... apart from |
answer
| insoluble/Group 1 |
question
| All hydroxides are... |
answer
| Insoluble apart from group 1, Ba, NH4 |
