Related International Baccalaureate Chemistry essays

1. 

   Lab Report - Flame Test

   * Place the nichrome wire with the metal salt in the bunsen burner and observe the colour of the flame that is produced. View the flames through a spectrometer and through cobalt glass. * Record the reading. Repeat the whole process from the cleaning of the nichrome wire till the recording of the reading with the next metal salt.

2. 

   IB Chemistry Lab - Flame Tests

   In order to perform a flame test, use a clean Nichrome wire, dip the wire into the solution, and place the wire into the flames of a Bunsen burner. If a red-orange color appears when first placed in the flames and reappears as a red color, then calcium is present in the solution.

1. 

   Using Solubility Rules to Indentify Unknown Solutions

   --> XS(aq)+ PY(s) = X++Y-+ P++ S- --> XS(aq)+ PY (s) = P+(aq) + Y-(aq) --> PY (s) = P(aq) + Y(aq) --> PY(s) E = NaOH + MgCl2 =NaOH(aq)+MgCl2(aq)-->NaCl(aq)+MgOH2 (s) = Na++OH-+Mg2++Cl--->NaCl(aq)+MgOH2(s) = Mg2+(aq) + OH-(aq) --> MgOH2 (s)

2. 

   Identification of Elements: Flame Test

   But there is a very high chance that unknown A contains calcium. Unknown B could be potassium chloride since both of them has a pink and orange flame. Although potassium nitrate too has a pink and orange flame, but its powders did not seemed to be as fine as that of unknown B and potassium chloride.