Which of the following is known as absolute zero?

Related Mcqs:

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

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

2. Which one is not the absolute term of the element _________________ ?

   A. Ionization energy
   B. Electron affinity
   C. Electro negativity
   D. Atomic size

3. Absolute alcohol is obtained when rectified spirit is treated with__________________?

   A. Ca(OH)2
   B. CaCO3
   C. CaCl2
   D. CaO

4. The absolute value of charge on electron was determined by ________ ?

   A. J.J.Thomson
   B. Chadwick
   C. Rutherford
   D. Robert Millikan

   Submitted by: Rashid Mehmood

5. 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

6. 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

7. The octane number of zero is assigned to____________?

   A. 2-methyl octane
   B. n-heptane
   C. iso-octane
   D. 3-methyl octane

   Submitted by: Muhammad Ali Kunbhar

8. 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

9. Which one of the following is also known as lactic acid ?

   A. 3-Hydroxy propanoic acid
   B. 2-Hydroxy propanoic acid
   C. 2-hydroxy butanoic acid
   D. 3-hydroxy butanoic acid

10. Which of following is known as Blue Vitriol or Blue Stone?

    A. AgNO3
    B. CuSO4.5H2O
    C. K2Cr2O7
    D. K2CrO4

    Submitted by: Muhammad Kamal