WHAT IS NUCLEAR FUSSION, NUCLEAR FISSION, RADIOACTIVITY, ALPHA, BETA AND GAMMA RADIATIONS???????????????

what is a alpha particle

How does cathode rays differ from anode rays?

chemical bonding is are of two types electrovalent bond & covalent bond so please tell me what are they

what is the full form of Sb and Bi

I have noticed that the electronic configuration of calcium is 2,8,8,2. According to 2n-square rule third orbit can contain up to 18 electrons, then why only 8 electrons in this example

Are there only K,L,M,N shells or more than them such as O,P,Q,U,R,etc............

what is difference between cation and anion

separation of ZnCO3 from mixture of ZnCO3 and Na2CO3

@neelam.yadav

maam, in one of my asked questions u answered that, i need to remember the atomic mass of first few elements , so according t o you how many elements exactly should i remember nd secondly what is atomic mass nd is it much different from mass number ??

nd thirdly, maam u also told that we can get mass number by adding no. of protons nd neutrons but how can i get to know aboutthe exact number neutrons present in an element ???

anser ass sooooooooon as possible !!

what is the format of a lesson plan

what is the process of chemical bonding define??/?//

what are gamma rays

what is ionic linkage

 can i have 5 main points of Dalton's atomic theory of matter