Q.1.
The correct electronic configuration of Cr (Z=is
Q.2.
The probability of finding the electron in a certain space around the nucleus is known as:
Q.3.
What are the possible values of the magnetic quantum number for an electron in aorbital?
Q.4.
Which spectra is known as fingerprint spectra?
Q.5.
In photoelectric effect, the kinetic energy of the photoelectrons increases linearly with the
Q.6.
The correct set of four quantum numbers for the balance electron of rubidium atom(z=is
Q.7.
The spectral line in hydrogen spectrum obtained when the electron jumps from n=5 to n=2 energy level belongs to:
Q.8.
Which element hasprotons ?
Q.9.
The center of an atom that holds protons and neutrons?
Q.10.
A proton has this charge