A. 1
B. 2
C. 3
D. 4
Related Mcqs:
- The reaction A + B → C has been conducted in a reactor as shown below. The number of boundaries around which material balance can be written, are_________________?
A. 1
B. 6
C. 3
D. 4 - For a reaction, X → Y, if the concentration of ‘X’ is tripled; the rate becomes nine times. The order of reaction is__________________?
A. 0
B. 1
C. 2
D. 3 - Mass number of an atom is the sum of the numbers of_________________?
A. Neutrons and protons
B. Protons and electrons
C. Neutrons and electrons
D. Both A. & B. - Spalling of silica bricks occurs due to abrupt volume changes, when it is cooled below a temperature of ______________ °C?
A. 770
B. 570
C. 270
D. 70 - The equilibrium data of component A in the two phases B and C are given below. The estimate of Y for X = 4 by fitting a quadratic expression of a form Y = mX2 for the above data is ____________________?
A. 15.5
B. 16
C. 16.5
D. 17 - If 1.5 moles of oxygen combines with aluminium to form Al2O3, then the weight of aluminium (atomic weight = 27) used in this reaction is __________ gm?
A. 27
B. 54
C. 5.4
D. 2.7 - A ‘limiting reactant’ is the one, which decides the ____________ in the chemical reaction?
A. Equilibrium constant
B. Conversion
C. Rate constant
D. None of these - Heat of reaction is not influenced by__________________?
A. The route/method through which final products are obtained
B. The physical state (e.g., solid, liquid or gaseous) of reactants and products
C. Whether the reaction is carried out at constant temperature or constant pressure
D. None of these - For the gaseous phase reaction, N2 + O2 ⇌ 2NO, ΔH = + 80 kJ/kg. mole; the decomposition of NO is favoured by____________________?
A. Increasing the concentration of N2
B. Decrease in temperature
C. Increase in pressure
D. Decrease in pressure - As per Kirchhoff s equation, the heat of reaction is affected by the__________________?
A. Pressure
B. Volume
C. Temperature
D. Molecularity
