CHEM BRAIN

Which of the following electronic configuration is correct for carbon? MDCAT-2024

Which one is the electronic configuration of Fe⁺² [MA DT Bihar 1982; AIIMS 1989]

Cu²⁺ will have the following electronic configuration [MP PMT 1985]

Fe (atomic number = 26) atom has the electronic arrangement [NCERT 1974; MNR 1980]

Which of the following represents the electronic configuration of an element with atomic number 17 [AMU 1982]

The electronic configuration of an element with atomic number 7 i.e. nitrogen atom is [CPMT 1982, 84, 87] 

Elements upto atomic number 103 have been synthesized and studied. If a newly discovered element is found to have an atomic number 106, its electronic configuration will be [A IIMS 1980]

The electronic configuration of copper ( ₂₉Cu ) is [DPMT 1983; BHU 1980; AFMC 1981; CBSE PMT 1991; MP PMT 1995] 

The electronic configuration of calcium ion ( Ca²⁺ ) is [CMC Vellore 1991]

An element has the electronic configuration 1s²,2s² 2p⁶,3s² 3p². Its valency electrons are [NCERT 1973]

The electronic configuration of  H^- is [CPMT 1985] 

The correct ground state electronic configuration of chromium atom is [IIT 1989, 94; MP PMT 1993; EA MCET 1997;ISM Dh anbad 1994; AFMC 1997; Bihar MEE 1996; MP PET 1995, 97; CPMT 1999; Kerala PMT 2003]

The electronic configuration of silver atom in ground state is [CPMT 1984, 93]

Which one of the following configuration represents a noble gas [CPMT 1983, 89, 93; NCERT 1973; MP PMT 1989; DPMT 1984] 

Which of the following electronic configuration is correct for Cr²⁴ MDCAT2023

What is the proton number (atomic number) of an element that has four unpaired electrons in its ground state? MDCAT2023  

Which element has the ground state electronic configuration of  \( 1s^2, 2s^2,2p^6,3s^2, 3p^6 \) MDCAT2023  

Electronic configuration of deuterium atom is [J&K CET 2005]

Electronic configuration 1s² , 2s² 2p⁶ , 3s² 3p⁶ 3d⁵ ,4s¹ represents [CPMT 2003]

1s², 2s², 2p⁶, 3s¹ shows configuration of [CPMT 1996]

Which of following pair has the same electronic configuration as possessed by Neon-10 MDCAT2015

Which of following electronic configuration is/are correct? ETEA-2016

The electronic configuration of a di-valent metal M+ is 2,8,14 its atomic weigh is 56a.m.u the number of neutron in its nuclei would be MNR-1984,89

Max number of electrons in electronic configuration can be calculated by using formula MDCAT2016

Copper is an typical transition element. its atomic mass is 29. in which oxidation state does it have partially filled orbitals in d-subshell MDCAT2019

The correct ground state electronic configuration of Cr MDCAT2019 [IIT 1989, 94; MP PMT 1993; EA MCET 1997;ISM Dh anbad 1994; AFMC 1997; Bihar MEE 1996; MP PET 1995, 97; CPMT 1999; Kerala PMT 2003]

What is the proton(atomic number) of an element that has four unpaired electrons in its ground state MDCAT2022

Which element has the ground state electronic configuration of 1s²,2s²,2p⁶,3s²,3p⁶ MDCAT2022

Which pair has 1 electron in its ''s'' orbital? MdCAT(2020)