Atoms of all the elements always contain in nucleus:

Related Mcqs:

1. When the atoms of third layer are arranged in such a way that they directly lie above the atoms of first layer then this arrangement is called_________________?

   A. ABAB (hexagonal) B. ABCABC (Cubic) C. Orthor hombic D. Rhombohedral...

2. Halides in which halogen atoms act as a bridge between two atoms of the other element are called___________________?

   A. Covalent halides B. Electronegative halides C. Polymeric halides D. Polymeric hydrides...

3. Compound containing two halogen atoms on two adjacent carbon atoms are called as ___________?

   A. Glycols B. Vicinal dihalides C. Geminal dihalides D. Diols Submitted by: Aamir khan Hullio...

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

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

5. Which of the p-block elements are not representative elements ?

   A. Alkali metals (I-A) B. Group-14 elements (IV-A) C. Group-18 elements (VIII-A) D. Halogens (VII-A)...

6. The octet rule does not always hold for which of the following elements _________________?

   A. C B. O C. F D. P...

7. 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...

8. The relative attraction of the nucleus for the electrons in a chemical bond is called _________________?

   A. Ionization energy B. Electron affinity C. Electro negativity D. None of the above...

9. Alpha (α) particles are helium (He) nucleus with a charge of __________ ?

   A. e B. 2e C. 3e D. 4e Submitted by: Rashid Mehmood...

10. A helium nucleus comprising of two protons and two neutrons with a charge of 2e is _________ ?

    A. Beta particle B. Gamma particle C. Alpha particle D. Negative particle Submitted by: Rashid Mehmood...