In SI base units, 1 Bq is equal to __________ ?

Related Mcqs:

1. An acid-Base Reaction is always a/an __________?

   A. Endothermic
   B. Exothermic
   C. Fission
   D. Fusion

   Submitted by: Aamir khan Hullio

2. By the addition of base in waterpH will be_______________?

   A. more than 7
   B. less than 7
   C. equal to 7
   D. no effect

3. Any substance which accepts H+ is base favours the concept___________________?

   A. Lowrys
   B. Lewis
   C. Arrhenius
   D. None of these

4. Solution having the property of a very little change in pH on adding a small amount of strong acid or base is called________________?

   A. buffer solution
   B. normal solution
   C. standard solution
   D. neutral solution

5. Conjugated base of a weak acid is_________________?

   A. weak
   B. strong
   C. moderately weak
   D. unstable

6. The nitrogenous base different in RNA as compared to DNA is_________________?

   A. Cytosine
   B. Thymine
   C. Adenine
   D. Guanine

7. In base catalyzed reaction of carbonyl compound the catalyst___________________?

   A. increases the nucleophilic character of reagent
   B. increases electrophilic character of carbonyl compound
   C. acidic character of reagent
   D. both a and b

8. Treating phenol with formaldehyde in the presence of dilute base forms Bakelite. The process involved is_________________?

   A. oxidation
   B. elimination
   C. condensation polymerization
   D. additional polymertization

9. One fathom is equal to:__________?

   A. 6 feet
   B. 6 meters
   C. 60 feet
   D. 100 cm

   Submitted by: Fahad Mehsud

10. The number of formula units in 29.25g of common salt_________________?

    A. 6.022 x 1023
    B. 3.01 x 1023
    C. 2 x NA
    D. 4 x 6.022 x 1023