Question

OBSERVATIONS OF REACTANTS Record the required Information on all reactants to be used in this experiment. Do not leav under "Color" or "Odor" blankwrite "NONE" If appropriate. Name Color Odor Additonal comments: Substance BaCl2 (aq) K2SO4(aq) K-Cro«(aq) CuCl(aq) KNO3(aq) NH3(aq) AgNO3(aq) Kal(aq) 111|11||||||||||| Kl(aq) HCl(aq) Na2CO3(aq) NaOH(aq) H2SO4(aq) HC2H5O2(aq) NaCxH502(aq) NH4Cl(aq) OBSERVATIO

Answer 1

substance Name Colour odos Additional Commente 1.) Bachlag) Borium chloride white None salt 2) K₂SO4 (aq) Potassium Sulfute white Alone salt 3. Kg cooy lag. ) Potassium dichromate Orange None salt 4.) Cuch lag.) cupsie chlonde Blue Mone salt 5) KNO3(aq.) Potassium nitrate white None salt 16.) NH₂ Cag.) Ammonia Colonless Weally bas pangent Corine) Mone 7) AgNO3(aq.) Silver nitrat colourless Oxidising agent 8) Kollag.) None Salt 9.) KI (aq.) None Salt Potassium white chlorich Potassium while Iodice Hydrogen colorless chloride Sodium Combonate while 10. Hol (ceg.) strong acc pungent smell Mone 11) Na₂CO3 (org.) weak base 12) NOOH (ag. ) Sodium hydroxicle white pellet None soapy touch 13.) H₂50 ulaq.) colountess pingent strong and Hydrogen sulfute on sulfúric and acetic add (14) HC H 3 O (ag) colourless Vinegar weay acid Smell

5.) na CHO2109) white Soclicem cucket Mot neaply Vinegar like Smell None pungent 6-) Nhy Cl(aq) Solid while commonium chlorich Mildly elucu'

Observations and Equations- I Qui 1) Bally (ag) + Kg Sou Lag) Equation - Ballz (09) + Ky S04 (09.) Basoy (PPP) tekci (ppt.) Observations - while ppt of Basou will form. (2) Ballz (ag) + K₂ Cody (aq) I equation Backa (99. It K₂ croy lag | Balroy (s) takel (aq) - (Ppt.) Lobservations - Banum chromate precipiteete i torm 3-) Cuch (aq) + 2 KNO3 (aq) - Cu(NO3)₂ raqit q kcl (ag.) Blue of Cu(NO3)2 will form and Observation - - Blue colour Solution Kel is soluble in outh - 4.) Cuch (ag) and NH3 (ag). I cuchy (og) + NH₃(aq) [Cu(NH₃)4] CL - tetiu amine copbeo (W) Chlor de Observations. A deep Blue solution will form after adding axress of ammonia, a blue cobum compux will foom. s.) a.) AJ NOS ond ku lang) Equation Ag Noz lag) + KCl (ag) . AgCl (s) + K NO₂ (ar) PPL

Page No. Observention - white ppt of Agcl will fom e 6. Ppt and NH Ag Cl (s) + 2NH₂ (aq) Ag (NH3), tai AgCl(s) tQ NH3(aq) + [Ag (MH3270 Observation - Agclis a white ppt when it is soluble in ammonia Colourless solution will form 6) a) Ag Noz (99.) + KI KNO₃ (ag.) Equation AgNO3 (ag.) + K I (02) Ag I (s) + yelloopt. Obsevations - Ppt of Ag I will form 6.) Ppt and MH₂ (aq) Equation :- observations - Ag I (St NH₃ Cag.) lo reaction yellow It will not soluble en ammonic Solution, Sine Yellow ppt will remain yellow colour colll not change .. HCl lag) and Noz coz lag. ) I equation 2 HCl (ag.) + Na, coz & Nach (ag.) t co₂ t the observations - It is an Acid Base reactions, In this a n and water will form with the release of co Bubbling of gas will caur salt gas

8. o.) Bacl2log) and Marcos las) Equation - Bachy (aq) + Naz (Oz (ag BaCO₂ (s) + 2 Nach white ppt :) Observations - sodium white ppt of BaCO3 will form calong with chlonce salt soluble in water. b.) white ppt and HCl(ag. ) Bacoz (s) tQHcl caq.) - Bacha1098 H₂0lat CO₂ (g. seet Bally wlll Observations' - (og gees will bubble and to form soluble in water 9. Maot lag.) and H₂SO4 lag. ) 2 No OH (99.) + H₂SO4 (aq.) Mazsoylog)t 2H₂O (1) - water Observation : - It is an acid-Base reaction in which Salt and water will form - 10. NaOH (aq.) and and HGH ₂ O₂ MUOH(aq) + CH3COOH (aq) - CH3C06 Nat (99+ salt tho (al). waited

8. o.) Bacl2log) and Marcos las) Equation - Bachy (aq) + Naz (Oz (ag BaCO₂ (s) + 2 Nach white ppt :) Observations - sodium white ppt of BaCO3 will form calong with chlonce salt soluble in water. b.) white ppt and HCl(ag. ) Bacoz (s) tQHcl caq.) - Bacha1098 H₂0lat CO₂ (g. seet Bally wlll Observations' - (og gees will bubble and to form soluble in water 9. Maot lag.) and H₂SO4 lag. ) 2 No OH (99.) + H₂SO4 (aq.) Mazsoylog)t 2H₂O (1) - water Observation : - It is an acid-Base reaction in which Salt and water will form - 10. NaOH (aq.) and and HGH ₂ O₂ MUOH(aq) + CH3COOH (aq) - CH3C06 Nat (99+ salt tho (al). waited
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Slus Balonce the chemical equedions a.) Nassou + Ba(NO3)2 = b.) CaCO3 a cao + co2 c.) 2K + ch akci Ba sou + 2MG Nog (Balanced already Quis a.7 ANHY C1 (5) → ANH₂ + 1401 I B.) So, NHyll (5) - NH3(g) + HCl (g) (Balonced) Type :- Decomposition Reaction. 6 (s, graphite) + 2 H₂ (g) - CHY Type - Combination Reaction 3 Zn (s) + Rfecte lag) > 3 Zmely (ag) tafe (s) c.) So, 3 Zn(s) + afeclz (aq) 3 ZnCl₂ (aq) + 2 fels) ype :- Displacement Reaction d) to CO₂ (g) + 4H₂O(d) Cloths (s) + 1202 g) Type : - Combination Reaction 2 A1(s) + 6HCl (ag) » ZAICIz Cag) + 3H₂(g) - Type - Displacement Rei