Welcome to the Electronic Configuration MDCAT MCQs with Answers. In this post, we have shared Electronic Configuration Multiple Choice Questions and Answers for PMC MDCAT 2024. Each question in MDCAT Chemistry offers a chance to enhance your knowledge regarding Electronic Configuration MCQs in this MDCAT Online Test.
What is the electronic configuration of Carbon (C)?
a) 1s² 2s² 2p²
b) 1s² 2s² 2p³
c) 1s² 2s² 2p¹
d) 1s² 2s² 2p⁴
The electronic configuration of Neon (Ne) is:
a) 1s² 2s² 2p⁶
b) 1s² 2s² 2p⁵
c) 1s² 2s² 2p⁴
d) 1s² 2s² 3p⁶
Which element has the electronic configuration 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁵?
a) Chlorine
b) Bromine
c) Iodine
d) Fluorine
What is the electron configuration of Sodium (Na)?
a) 1s² 2s² 2p⁶ 3s¹
b) 1s² 2s² 2p⁵ 3s¹
c) 1s² 2s² 2p⁶ 3s²
d) 1s² 2s² 2p⁶ 3p¹
Which of the following elements has an electronic configuration ending in 4d¹⁰ 5s² 5p²?
a) Tin (Sn)
b) Lead (Pb)
c) Germanium (Ge)
d) Silicon (Si)
The electronic configuration of the noble gas Argon (Ar) is:
a) 1s² 2s² 2p⁶ 3s² 3p⁶
b) 1s² 2s² 2p⁶ 3s² 4p⁶
c) 1s² 2s² 2p⁶ 3s² 3p⁵
d) 1s² 2s² 2p⁶ 3s¹
What is the electronic configuration of an atom with 15 electrons?
a) 1s² 2s² 2p⁶ 3s² 3p³
b) 1s² 2s² 2p⁶ 3s¹ 3p²
c) 1s² 2s² 2p⁶ 3s² 4p¹
d) 1s² 2s² 2p⁶ 3p⁴
The electron configuration for an element in Group 2 and Period 4 is:
a) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s²
b) 1s² 2s² 2p⁶ 3s² 4s²
c) 1s² 2s² 2p⁶ 3s² 3p⁶ 4p²
d) 1s² 2s² 2p⁶ 3s² 3p²
Which element has the following electron configuration: 1s² 2s² 2p⁶ 3s² 3p¹?
a) Aluminum
b) Phosphorus
c) Silicon
d) Sulfur
The electronic configuration of an atom with 25 electrons is:
a) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰
b) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹ 3d¹⁰
c) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁵
d) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁶
Which element has the configuration 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p²?
a) Lead (Pb)
b) Tin (Sn)
c) Germanium (Ge)
d) Silicon (Si)
The electron configuration of an atom in Group 15 and Period 3 is:
a) 1s² 2s² 2p⁶ 3s² 3p³
b) 1s² 2s² 2p⁶ 3s² 3p⁶
c) 1s² 2s² 2p⁶ 3s² 3p²
d) 1s² 2s² 2p⁶ 3s² 3p⁴
What is the electronic configuration of a neutral atom with 7 protons?
a) 1s² 2s² 2p³
b) 1s² 2s² 2p²
c) 1s² 2s² 2p⁴
d) 1s² 2s² 2p¹
The electronic configuration of an element with the atomic number 20 is:
a) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s²
b) 1s² 2s² 2p⁶ 3s² 4s²
c) 1s² 2s² 2p⁶ 3s¹ 4s²
d) 1s² 2s² 2p⁶ 3s² 3p²
Which element has an electronic configuration of 1s² 2s² 2p⁶ 3s² 3p⁵?
a) Chlorine
b) Bromine
c) Iodine
d) Fluorine
What is the electronic configuration of a neutral atom with 12 electrons?
a) 1s² 2s² 2p⁶ 3s²
b) 1s² 2s² 2p⁶ 3p²
c) 1s² 2s² 2p⁶ 4s²
d) 1s² 2s² 3s² 3p²
The electronic configuration of Chromium (Cr) is an exception to the expected pattern because:
a) It has 6 electrons in the 3d subshell
b) It has 4 electrons in the 4s subshell
c) It has 1 electron in the 4s subshell and 5 electrons in the 3d subshell
d) It has 2 electrons in the 4p subshell
The electron configuration of Calcium (Ca) is:
a) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s²
b) 1s² 2s² 2p⁶ 3s²
c) 1s² 2s² 2p⁶ 3s² 3p²
d) 1s² 2s² 2p⁶ 4s²
Which element has the electronic configuration 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁹?
a) Copper (Cu)
b) Zinc (Zn)
c) Iron (Fe)
d) Cobalt (Co)
What is the electron configuration of Phosphorus (P)?
a) 1s² 2s² 2p⁶ 3s² 3p³
b) 1s² 2s² 2p⁵ 3s² 3p²
c) 1s² 2s² 2p⁶ 3s² 3p²
d) 1s² 2s² 2p⁶ 3s² 3p⁴
The electronic configuration of an atom with an atomic number of 18 is:
a) 1s² 2s² 2p⁶ 3s²
b) 1s² 2s² 2p⁶ 3p²
c) 1s² 2s² 2p⁶ 3s² 3p⁶
d) 1s² 2s² 2p⁶
Which element has the electronic configuration 1s² 2s² 2p⁶ 3s² 3p¹?
a) Aluminum
b) Silicon
c) Phosphorus
d) Sulfur
The electronic configuration of an element in Group 18 and Period 5 is:
a) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶
b) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 4p⁶
c) 1s² 2s² 2p⁶ 3s² 3p⁶ 5s² 4d¹⁰
d) 1s² 2s² 2p⁶ 3s² 3p⁶ 5s² 4d¹⁰
Which of the following elements has an electron configuration ending in 5p²?
a) Tin (Sn)
b) Lead (Pb)
c) Germanium (Ge)
d) Silicon (Si)
The electronic configuration of Manganese (Mn) is:
a) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁵
b) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰
c) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹ 3d⁵
d) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁶
The electronic configuration of an atom in Group 16 and Period 3 is:
a) 1s² 2s² 2p⁶ 3s² 3p⁴
b) 1s² 2s² 2p⁶ 3s² 3p³
c) 1s² 2s² 2p⁶ 3s² 3p²
d) 1s² 2s² 2p⁶ 3s² 3p⁵
The electronic configuration of Iron (Fe) is:
a) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁶
b) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁵
c) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹ 3d⁷
d) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁷
What is the correct electron configuration for an atom with 9 electrons?
a) 1s² 2s² 2p⁵
b) 1s² 2s² 2p³
c) 1s² 2s¹ 2p⁶
d) 1s² 2s² 2p²
Which element has the electron configuration 1s² 2s² 2p⁶ 3s² 3p⁵?
a) Fluorine
b) Chlorine
c) Bromine
d) Iodine
The electronic configuration of an element in Period 4 and Group 13 is:
a) 1s² 2s² 2p⁶ 3s² 3p¹
b) 1s² 2s² 2p⁶ 3s² 3p²
c) 1s² 2s² 2p⁶ 3s² 3p³
d) 1s² 2s² 2p⁶ 4s² 3d¹⁰
What is the electronic configuration of an atom with 30 electrons?
a) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁶
b) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰
c) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹²
d) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹ 3d¹⁰
Which element has an electron configuration of 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁵?
a) Iodine
b) Bromine
c) Chlorine
d) Fluorine
The electron configuration of the element with atomic number 26 is:
a) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁶
b) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁵
c) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹ 3d⁷
d) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁷
The electronic configuration of an atom in Group 17 and Period 4 is:
a) 1s² 2s² 2p⁶ 3s² 3p⁵
b) 1s² 2s² 2p⁶ 3s² 3p⁶
c) 1s² 2s² 2p⁶ 3s² 3p³
d) 1s² 2s² 2p⁶ 3s² 3p²
The electronic configuration of an atom with 19 electrons is:
a) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹
b) 1s² 2s² 2p⁶ 3s² 4s¹
c) 1s² 2s² 2p⁶ 3s¹ 4s²
d) 1s² 2s² 2p⁶ 3p¹
The electronic configuration of Tellurium (Te) is:
a) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁴
b) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 4p⁶
c) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 4p²
d) 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹ 4p⁶
Which element has the electronic configuration 1s² 2s² 2p⁶ 3s² 3p¹?
a) Aluminum
b) Silicon
c) Phosphorus
d) Sulfur
The electron configuration of Sulfur (S) is:
a) 1s² 2s² 2p⁶ 3s² 3p⁴
b) 1s² 2s² 2p⁶ 3s² 3p²
c) 1s² 2s² 2p⁶ 3s² 3p⁶
d) 1s² 2s² 2p⁶ 3s¹ 3p⁵
The electronic configuration of Potassium (K) is:
a) 1s² 2s² 2p⁶ 3s¹
b) 1s² 2s² 2p⁶ 3s²
c) 1s² 2s² 2p⁶ 4s¹
d) 1s² 2s² 2p⁶ 3p¹
What is the electron configuration for an atom with 8 protons?
a) 1s² 2s² 2p⁴
b) 1s² 2s² 2p⁶
c) 1s² 2s² 2p²
d) 1s² 2s² 2p¹
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