Diameter of an atom is in the order of________________?

Related Mcqs:

When cationic molecular ions are allowed to pass through strong magnetic field in mass spectrometer which of the following ions is fallen__________________?

A. lighter B. intermediate C. heavier D. are collected at same time...

Which of the following terms is used for the mass of chlorine 35.5 ?

A. relative atomic mass B. mass number C. atomic weight D. relative isotopic mass...

When an electron is moving with velocity of 2.188 x 106 ms-1 in the first orbit of Bohrs model of hydrogen. The de Broglie wavelength of electron is______________?

A. 0.33 nm B. 0.34 nm C. 0.35 nm D. 0.36 nm...

1 mole of electron has mass in microgram_________________?

A. 1.008 x 10-3 B. 5.5 x 10-4 C. 1.84 x 10-4 D. 1.673 x 10-3...

Which of the following statement is correct ?

A. size of Cl atoms > Cl- ion B. size of Na+ ion < Na atom C. size of Na atom < Na+ ion D. Cl- < Na+...