Question Bank
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Which factor increases the frequency of effective collisions according to Collision Theory?
What is the correct coefficient for H2O in the balanced equation: C3H8 + 5O2 -> 3CO2 + _H2O?
Which of the following is an example of an intramolecular redox reaction?
If the activation energy of a reaction is very high, the reaction will be:
What is the percentage by mass of Nitrogen in Urea [NH2CONH2]? (N=14, H=1, C=12, O=16)
The reaction between Silver Nitrate and Potassium Iodide is an example of:
What is the effect of increasing pressure on the equilibrium: N2 + 3H2 <=> 2NH3?
In the reaction 2FeCl2 + Cl2 -> 2FeCl3, Chlorine acts as:
What volume of CO2 is produced at STP when 10g of CaCO3 is heated? (Ca=40, C=12, O=16)
How many molecules of water are present in 180g of water?
In an exothermic reaction, the enthalpy of products is:
What is the catalyst used in the hydrogenation of vegetable oils?
Which of the following is an example of an addition reaction?
What is the valency of the Nitrogen atom in the Ammonium ion (NH4+)?
During the electrolysis of water, the ratio of hydrogen to oxygen by volume is: