結果 : the atomic mass of an element is double its atomic number
2:17

The atomic mass of an element is double its atomic number. If there are four electrons in the 2p...

Doubtnut
111 回視聴 - 11 か月前
6:47

Trick to Learn Atomic Masses of First 30 Elements of the Periodic Table

Najam Academy
386,553 回視聴 - 6 か月前
4:36

Easiest Way To Remember Mass & atomic number of First 20 elements in 5 mins grade 8-10

Make Me Scientific
401,817 回視聴 - 5 年前
3:43

Why are Atomic Messes for Most Elements not Whole Numbers?

chemistNATE
3,845 回視聴 - 3 年前
21:34

C1 Double Award Chemistry - AI Revision

Mr B Chemistry
1,302 回視聴 - 1 年前

-
1:56

Atomic Number & Mass Number - GCSE Physics

vt.physics
486 回視聴 - 4 年前
1:23:09

Selected Topics on Radiation Physics: Lecture 7: Mass attenuation coefficients,

Wamied Abdel-Rahman
34 回視聴 - 1 日前 に配信済み

-
25:47

Atomic number || Mass number || Atomic mass || For Chemistry King

Albert IQ 9 & 10
276,397 回視聴 - 3 年前
10:47

Preparatory Chemistry Atomic Mass Units, Atomic Number, and Mass Number

Pathways to Chemistry
808 回視聴 - 10 年前

-
1:35

Can the mass be equal to the atomic number?

Rapid Responses
1 回視聴 - 1 年前
8:10

Chemistry_Class 9th_Chapter 4_Structure of the Atom_Relation between atomic number and mass number

TeachNext
1,205 回視聴 - 10 年前
4:49

Mass Number /Atomic Mass easy to Learn for first 20 Elements

Chemistry Tutor HR
738 回視聴 - 4 年前
5:33

GCSE Chemistry Revision "Atomic Number and Mass Number"

Freesciencelessons
49,839 回視聴 - 6 か月前
9:50

|Atomic number and mass number|How to calculate electrons protons and neutrons|Periodic table Trick|

Smblectures
143 回視聴 - 1 年前

-