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

Related Mcqs:

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

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

2. Sum of protons and neutrons in an atom gives off _________ ?

   A. Nucleon numbera B. Mass number C. Atomic number D. Both A and B Submitted by: Rashid Mehmood...

3. Neutrons moving with an energy of 1.2 MeV are called_______________?

   A. Fast neutrons B. Slow neutrons C. Moderate neutrons D. All are possible...

4. Element that have same number of neutrons are called__________?

   A. isotope B. isobar C. isotone D. None of these Submitted by: Ayyan Khan...

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

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

6. Space around nucleus where finding probability of electrons is maximum is called ____________________?

   A. Orbital B. Orbit is elliptical C. subshell D. Electron cloud...

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. Rutherford bombarded _________________ particles in discovery of nucleus?

   A. Gamma-rays B. Alpha-rays C. Beta-rays D. X-rays...

9. 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...

10. Atoms of all the elements always contain in nucleus:

    A. Proton and neutron B. Neutron and electron C. Proton D. Neutron Submitted by: Shumail Bashir...