Chemical Equilibrium With Answers

Chemical Equilibrium

Sr. # Questions Answers Choice
1 CH3COONa in water forms Acidic solution  Basic Solution  Neutral Solution  Salt bridge
2 Salts of weak acid + strong base are. Basic Acidic Amphoteric Neutral
3 Na2CO3 in wate gives. Acidic solution  Basic Solution  Neutral solution  Buffer
4 NH4Cl in water makes solution  Neutral Acidic Basic amphoteric
5 Untis of Kc depend on  Catalyst Reaction stoichimometty Activation energy  Delta H
6 Unit of Kc depend on Change in concentration  Change in nuebr of moles of gas Chage in pressure Change in Entropy
7 If Delta n is positive, then Kp is Greater than Kc Less than Kc equal Kc Zero
8 Optimum temperatur ein Haber process is 50 oC 450 oC 200 oC 1000 oC
9 Catalyst used in contact process Fe V2O5 Ni Al2O3
10 Contact process is used for Sulfuric acid production  Ammonia Synthesis Nitric Acid production  Hydrogenation
11 Pressure used in Haber Process. 2 atm 300 atm 200 atm 5 atm
12 Reaction in Haber process is Endothermic Exothermic Irrversible Neutral
13 Catalyst used in Haber process is Fe Pt Cu Zn
14 Removing a reactant shifts equilibrium to  Left Right No shift Depends on temperture
15 Which does not alter equilibrium constant. Catalyst Temperture Pressure Both a and c
16 Catalyst affects Activation energy Equilibrium position  Kp value Enthalpy
17 Lowering temperatur ein an exothermic reaction. Favors reverse Favors forward No effect Stop the reaction
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