Making and Breaking Bonds Multiple Choice Questions with Answers – PDF Download

MCQ 1: Conversion of carbonate into oxides and carbon dioxide is called as:

1. combustion
2. Thermal decomposition
3. Neutralization
4. Respiration

MCQ 2: Overall energy change can be calculated by:

1. subtracting the energy taken in when bonds are broken from the energy given out, when bonds are made
2. adding the energy taken in when bonds are broken and the energy given out, when bonds are made
3. subtracting the energy given out when bonds are made from the energy taken in, when bonds are broken
4. multiplying all the enthalpy changes

MCQ 3: To form products from reactants, it is important to pass the:

1. energy profile diagrams
2. transition barrier
3. energy barriers
4. activation energy tests

MCQ 4: The incorrect statement about mineral acids is:

1. they have simpler molecular structures.
2. they are more corrosive.
3. they are commonly found in nature
4. they are man made.

MCQ 5: Reaction of Carbon_(s) with O_2(g) is an example of:

1. combustion
2. Thermal decomposition
3. Neutralization
4. Respiration