Which of the following will not change the concentration of ammonia at the equilibrium ?

Related Mcqs:

1. When sparingly soluble salt is in equilibrium with molar concentration of its oppositely charged ion when the product is called_________________?

   A. common ion effect B. solubility product C. dissociation constant D. dissociation constant for an acid...

2. For which system does the equilibrium constant Kc has unit of (concentration)-1__________________?

   A. N2+3H2 2NH3 B. H2+I2 2HI C. 2NO2 N2H4 D. PCI5 PCI3+CI2...

3. Concentration of solute molecule when they are in equilibrium with solid substance at particular temperature is called________________?

   A. saturated solution B. solubility C. unsaturated solution D. super saturated solution...

4. Which of the following is the most suitable catalyst for ammonia synthesis ?

   A. Pt B. ZnO + Cr2O3 C. Fe in fused mixture of Al2O3 + SiQ2 + MgO D. All of the above...

5. Rate expression for ammonia synthesis is___________________?

   A. Kc=x2/(a-x)(b-x) B. Kc=x2/v(a-x) C. Kc=4×2/(a-2x)2(b-x) D. Kc=4x2v2/(a-x)(b-3x)3...

6. Catalyst used to speed up the reaction of ammonia synthesis is________________________?

   A. V2O5 B. V2O5 and Pt C. Fe D. Pieces of Fe crystals are embedded in fused mixture of MgO Al2O3 and SiO2...

7. If a physical and chemical change takes place at a constant pressure then the heat change during the process is called__________________?

   A. Heat of transition B. Heat of fusion C. Enthalpy change D. All of above...

8. The geometry of ammonia is___________________?

   A. Tetrahedral B. Square planner C. Trigonal bipyramidal D. Trigonal Pyramidal...

9. Hypochlorous acid is used for disinfecting the water it reacts with the dissolved ammonia producing___________________?

   A. NH2Cl B. NHCI2 C. NCI2 D. all of the above...

10. The mass of 3.2 moles of ammonia (NH3) gas?

    A. 53.4 grams B. 54.4 grams C. 55.4 grams D. 56.4 grams Submitted by: Muhammad Ali Kunbhar...