List of top Chemistry Questions on Atomic Structure asked in MHT CET

Which of the following colours of visible light has lowest energy?
What is uncertainty in velocity of an electron if uncertainty in measurement of position is 50 pm ? \((m_e = 9.1\times 10^{-31}\text{kg}, h = 6.63\times 10^{-34}\text{Js}, π = 3.142)\)
Which of the following pairs represents isobars?
Which from following statements is NOT true about isotopes?
What is the molecular mass of $ \text{Na}_2\text{SO}_4 $?
Which from following is NOT hydrogen like species?
What is the molar mass of sulfur dioxide (SO$_2)$?
Which of the following is the correct electron configuration for an oxygen atom?
What are the possible values of magnetic quantum number for $p$ orbital?
What is the representation of element ( X ) having mass number 40 containing 22 neutrons.
What is the value of frequency of radiation when transition occurs between two stationary states that differ in energy by $\Delta E$?
The wavelength of a spectral line of caesium is $460\text{ nm}$. What is the frequency of spectral line?
What are the possible values of magnetic quantum number for $p$ orbital?