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Nine Bottle problem (reaction of NaOH and NaBr) (Short and simple answers is onl

ID: 1007323 • Letter: N

Question

Nine Bottle problem (reaction of NaOH and NaBr)

(Short and simple answers is only needed)

You are using 9 different chemicals for this laboratory experiment. For each possible reaction between the 9 chemicals, predict the products and write a balanced, complete molecular equation. Look at the products you predicted for the first question. Create a three column table of a) insoluble precipitate formed, b) gas formed, and c) no reaction. Place the reactions in the appropriate column(s). Copy the resulting table into your lab notebook for use during the lab experiment.

Explanation / Answer

Nine Bottle problems-

9 Chemicals are NaBr, NaOH, Na2S, Na2SO4, KClO3, KIO3, NH4Cl, BaCl2 and Pb(NO3)

NaBr

NaOH

Na2S

Na2SO4

KClO3

KIO3

NH4Cl

BaCl2

Pb(NO3)

NaBr

No reac

No reac

No reac

No reac

No reac

No reac

No reac

No reac

ppt

NaOH

No reac

No rea

No reac

No reac

No reac

No reac

gas

ppt

ppt

Na2S

No reac

No reac

No reac

No reac

No reac

No reac

gas

ppt

ppt

Na2SO4

No reac

No reac

No reac

No reac

No reac

No reac

No reac

ppt

ppt

KClO3

No reac

No reac

No reac

No reac

No reac

No reac

No reac

No reac

No reac

KIO3

No reac

No reac

No reac

No rea

No reac

No reac

No reac

ppt

ppt

NH4Cl

No reac

gas

gas

No reac

No reac

No reac

No reac

ppt

BaCl2

No reac

ppt

ppt

ppt

No reac

ppt

No reac

ppt

Pb(NO3)

ppt

ppt

ppt

ppt

No reac

ppt

no reac

ppt

Balanced equation-

1) Pb(NO3)2(aq) + 2NaBr(aq) PbBr2(s) + 2NaNO3 (aq)

2) Pb(NO3)2(aq) + 2NaOH(aq) Pb(OH)2(s) + 2NaNO3(aq)

3) Pb(NO3)2(aq) + Na2S (aq) PbS(s) + 2NaNO3(aq)

4) Pb(NO3)2(aq) + Na2SO4(aq) PbSO4(s) + 2NaNO3(aq)

6) Pb(NO3)2(aq) + KIO3(aq) Pb(IO3)2(s) + 2KNO3(aq)

7) Pb(NO3)2(aq) + 2NH4Cl(aq) PbCl2(s) + 2NH4NO3(aq)

8) Pb(NO3)2(aq) + BaCl2(aq) PbCl2(s) + Ba(NO3)2 (aq)

9) BaCl2(aq) + 2NaOH(aq) Ba(OH)2(s) + 2NaCl(aq)

10) BaCl2(aq) + Na2S (aq) BaS(s) + 2NaCl(aq)

11) BaCl2(aq) + Na2SO4(aq) BaSO4(s) + 2NaCl(aq)

14) BaCl2(aq) + 2KIO3(aq) Ba(IO3)2(s) + 2KNO3(aq) :

16) NH4Cl(s) + NaOH (aq) NaCl(aq) + NH3(g) + H2O(l)

17)2NH4Cl (aq) + Na2S(aq) NaCl(aq) + 2NH3(g) + H2S(g)

NaBr

NaOH

Na2S

Na2SO4

KClO3

KIO3

NH4Cl

BaCl2

Pb(NO3)

NaBr

No reac

No reac

No reac

No reac

No reac

No reac

No reac

No reac

ppt

NaOH

No reac

No rea

No reac

No reac

No reac

No reac

gas

ppt

ppt

Na2S

No reac

No reac

No reac

No reac

No reac

No reac

gas

ppt

ppt

Na2SO4

No reac

No reac

No reac

No reac

No reac

No reac

No reac

ppt

ppt

KClO3

No reac

No reac

No reac

No reac

No reac

No reac

No reac

No reac

No reac

KIO3

No reac

No reac

No reac

No rea

No reac

No reac

No reac

ppt

ppt

NH4Cl

No reac

gas

gas

No reac

No reac

No reac

No reac

ppt

BaCl2

No reac

ppt

ppt

ppt

No reac

ppt

No reac

ppt

Pb(NO3)

ppt

ppt

ppt

ppt

No reac

ppt

no reac

ppt

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