Diameter of an atom is in the order of________________?

Related Mcqs:

1. Keeping in view the size of atom which order is correct one ?

   A. Mg > Sr
   B. Ba > Mg
   C. Lu > Ce
   D. C1 > I

2. The nucleus of an atom of every element will always contain____________________?

   A. neutrons
   B. protons and electrons
   C. protons
   D. protons and neutrons

3. 2nd orbit is ___________ away from nucleus of H-atom as compared to 1st orbit is ?

   A. 2-times
   B. 3-times
   C. 4-times
   D. 6 times

4. nergy of atom in compound is___________________?

   EA. Higher than individual
   B. Lesser than individual
   C. No change
   D. Impossible to predict

5. An atom loses or gains electrons to__________________?

   A. Gain stability
   B. Form a bond
   C. Complete its outermost shell
   D. all are accurate justifications

6. Bond will beionic when E.N difference of bonded atom is ____________________?

   A. Equal to 1.7
   B. Greater than 1.7
   C. Less than 1.7
   D. No specificity exists

7. The carbon atom of carbonyl group is__________________?

   A. sp hybridized
   B. sp2 hybridized
   C. cp3 hybridized
   D. dsp2 hybridized

8. Atom is the smallest particall which is_________?

   A. Indivisible 
   B. Divisible
   C. Both
   D. Non of these

   Submitted by: Kamran khan

9. The valency of carbon Atom is __________ ?

   A. 1
   B. 2
   C. 3
   D. 4

   Submitted by: Rashid Mehmood

10. Electronic Configuration of Calcium (Ca) atom may be written as________?

    A. Ne, 4p2
    B. Ar, 4s2
    C. Ne, 4s2
    D. Kr,4p2

    Submitted by: Muhammad Ali Kunbhar