The octane number of zero is assigned to____________?

Related Mcqs:

1. Octane rating of Gasoline can be increased by __________?

   A. Refining B. Cracking C. Reforming D. None of These Submitted by: Aamir khan Hullio...

2. Colour in transition metal compounds is attributed to____________?

   A. Small sized metal ions B. Absorption of light in UV region C. Complete ns sub-shell D. Incomplete (n-1) d sub-shell Submitted by: Muhammad Ali Kunbhar...

3. Which is the unit of (K) rate constant for zero order reaction ?

   A. s-1 B. mol dm-3 s-1 C. mol-1 dm3 s-1 D. mol-2 dm6 s-1...

4. The boiling point increases down the zero group element due to_________________?

   A. Ion dipole forces B. London forces C. Hydrogen bonding D. Dipole dipole forces...

5. The diffusion of gases at absolute zero will be________________?

   A. Unchanged B. Slightly decreased C. Slightly increased D. Zero...

6. Noble gases are so called zero group because they have:_________?

   A. Zero Valency B. Zero Electronegativity C. Zero Electron Affinity D. Both A and B E. All of these Submitted by: Raza Samejo...

7. Which of the following is known as absolute zero?

   A. 0C° B. 273K C. 273.16C° D. -273.16C° Submitted by: Zahid Jagirani...

8. The tip of funnel should touch the wall of the breaker in order to avoid____________________?

   A. Inconsistent flow of filtration B. splashing C. premature crystallization D. all of above...

9. Distance at which attractive forces of hydrogen overcome repulsive forces is __________ ?

   A. 75.2pm B. 75.3pm C. 75.5pm D. 75.4pm Submitted by: Rashid Mehmood...

10. Ostwald’s dilution law applicable to:

    A. All electrolytes B. Strong electrolytes C. Non electrolytes D. Weak electrolytes  Submitted by: Said wali shah...