Atomic models

Question 1

Solid indivisible sphere

Answer 1

Leucippus & democritus

Question 2

Solid sphere billiard model

Answer 2

John dalton

Question 3

Solid sphere but not indivisible

Answer 3

John Dalton

Question 4

Elements of a chemical compound are bonded together by electrical forces

Answer 4

Humphry davy

Question 5

Relationaship between the amount of electricity used & the chemical reaction that occur

Answer 5

Michael faraday

Question 6

Electron —> electron ions

Answer 6

George stoney

Question 7

Cathode-ray tube model

Answer 7

J.J. Thomson

Question 8

Most convincing evidence of electron

Answer 8

J.J. thomson

Question 9

Plum pudding model

Answer 9

J.J. thomson

Question 10

Oil drop experiment

Answer 10

Robert millikan

Question 11

Charge of electron

Answer 11

Rober millikan

Question 12

Saturn-like model

Answer 12

Hantaro nagauko

Question 13

Protons

Answer 13

Eugen goldstein

Question 14

Canal rays experiment

Answer 14

Eugen goldstein

Question 15

Scattering experi

Answer 15

Rutherford

Question 16

Nucleus

Answer 16

Rutherfors

Question 17

Atoms consist of a positive nuclei surrounded by clouds of electrons at large distance

Answer 17

Rutherford

Question 18

No. of PROTONS determines its identity

Answer 18

Moseley

Question 19

the no of protons is the Atomic no.

Answer 19

Moseley

Question 20

Neutrons

Answer 20

Chadwick

Question 21

Electron revolving around its nucleus in a circular orbit

Answer 21

Niels Bohr

Question 22

Planetary model

Answer 22

Niels Bohr

Question 23

Wgen electrons is excited, ir absorbs energy

Answer 23

Niel bohrs

Question 24

Electrons occupy only certain energy level

Answer 24

Niels bohr

Question 25

Wave-like nature of electrons

Answer 25

Brogli

Question 26

Modern atomic model

Answer 26

Schrondinger

Question 27

Wave equation

Answer 27

Schrondinger

Question 28

Wave properties of matter

Answer 28

Schrondinger

Question 29

Uncertainty principle

Answer 29

Heisenberg

Question 30

It is not possible to determine the exact momentum & exact position of electrons at the same time

Answer 30

Heisenberg's uncertaity principle

Question 31

Distance

Answer 31

Principal (n)

Question 32

Shape of the orbital

Answer 32

Angular/Azimuthal quantum no. (l)

Question 33

Orientation

Answer 33

Magnetic quantum no. (ml)

Question 34

Direction of spin

Answer 34

Spin quantum no. (ms)