Quantum Numbers, Electronic Configuration, Element Trivias

Question 1

orbitals filled in increasing energy

Answer 1

Aufbau

Question 2

orbitals with lower n + l are filled first

Answer 2

Madelung

Question 3

most stable arrangement of electrons is with more parallel spins

Answer 3

Hund’s rule of maximum multiplicity

Question 4

no 2 electron have same set of quantum numbers

Answer 4

Pauli’s exclusion

Question 5

cannot determine both position and speed of particle

Answer 5

Heisenberg’s uncertainty principle

Question 6

Law of Triads

Answer 6

Johann Dobereiner

Question 7

Law of Octaves

Answer 7

John Newlands

Question 8

periodic behavior in elements

Answer 8

Lothar Meyer

Question 9

periodic law

Answer 9

Dmitri Mendeleev

Question 10

Icosagens

Answer 10

Boron Group

Question 11

Crystallogens

Answer 11

Carbon Group

Question 12

Pnictogens

Answer 12

Nitrogen Group

Question 13

Chalcogens

Answer 13

Oxygen Group

Question 14

Halogens

Answer 14

Fluorine Group

Question 15

Alkali

Answer 15

Hydrogen Group

Question 16

Alkaline Earth

Answer 16

Beryllium Group

Question 17

Rare earth elements

Answer 17

Lanthanides

Question 18

metal and element with the highest melting point

Answer 18

Tungsten, Carbon

Question 19

3 magnetic metals

Answer 19

Iron, Cobalt, Nickel

Question 20

coinage metals

Answer 20

Copper, Silver, Gold

Question 21

most abundant metal

Answer 21

Aluminum

Question 22

solid at room temp but liquid at largest range of temp

Answer 22

Gallium

Question 23

largest number of isotope

Answer 23

Tin

Question 24

lowest boiling and melting point

Answer 24

Helium

Question 25

highest boiling point

Answer 25

Tungsten

Question 26

Rank of elemental abundance in the universe

Answer 26

H > He > O > C > Ne

Question 27

Rank of elemental abundance in human body

Answer 27

O > C > H > N > Ca