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Chemistry Solved Online MCQs Quiz Test
Q.1: When the value of Kc is very small then————?
- reaction is at start
- product conc. Is maximum
- reactant conc. Is minimum
- reaction is completed
Q.2: Idea of pH and pOH was put forward by——–?
Q.3: Ka<10-3 means-------?
- Very strong base
- Very weak acid
- Very strong acid
- Very strong salt
Q.4: Phosphorus helps in the growth of———?
Q.5: Which one of the following raw material is not present in the cement ?
- lime stone
- iron oxide
Q.6: The sequence of zones in the rotary kiln are as———-?
- dry zone burning zone decomposition zone cooling zone
- cooling zone burning zone decomposition zone dry zone
- burning zone cooling zone decomposition zone
- dry zone decomposition zone burning zone cooling zone
Q.7: The rate of reaction———-?
- Increases as the reaction proceeds
- Decreases as the reaction proceeds
- Remains the same as the reaction proceeds
- May decrease or increase as the reaction proceeds
Q.8: The specific rate constant of a first order reaction depends on the——–?
- Concentration of the reactant
- Concentration of the product
Q.9: The value of activation energy is primarily determined by——–?
- Effective collision
- Concentration of reactants
- Chemical nature of reactants and products
Q.10: Spontaneous reactions are——–?
- not natural