Chemistry Fsc Part 1 Online Test With Answers

Chemistry Fsc Part 1 Online Test

Sr. # Questions Answers Choice
1 A zero order reaction has rate Proportional to [A] Independent of [A] Proportional to time Zero
2 Overall order is sum of Coefficients Exponents in rate law Moles Products
3 Rate = k [A] ; defines Stoichiometry Reaction order Reaction mechanism Titration
4 Rate law is an expression involving. Concentration Pressure Temperature Catalyst
5 Higher pressur eincreases rate for Solids Gases Liquids All phases
6 Which increases with rise in temperature? Activation energy Enthalpy Collision frequency Molecular weight
7 In a chemical reaction, a catalyst. Alters Delta H Lowers activation energy Is consumed Forms product
8 Effect of temperature on rate is  Negligible Linear Exponential Logarithmic
9 Increase in surface area Increases rate Decreases rate No effect Stops reaction
10 Which factor affects rate of reaction. Concentration  Temperature Surface Area All of these
11 A flat curve in rate vs time gaph indicate. Reaction completed High rate Constant rate Temperature increase
12 Rate of fastest At start In middle At end After completion
13 Which of the following methods measures reaction rate. Conductivity Titration Volume of gas All of these
14 Unit of rate for gaseous reaction are. mol dm-3 s-1 atm mol kg s-1
15 Rate of reaction is measured as. Increase Temperature Change is concentration per unit time Total eergy of reactants Change in volume per mole
16 Which one reduces activation energy. Catlyst Inhibitor Product Reactant
17 Collision frequency depends on Pressure Concentration Temperature All of these
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