![1 Revision - Atoms Atomic number, Z, number of protons in the nucleus. Atomic symbol, X, one or two letter code – uniquely related to atomic number. Mass. - ppt download 1 Revision - Atoms Atomic number, Z, number of protons in the nucleus. Atomic symbol, X, one or two letter code – uniquely related to atomic number. Mass. - ppt download](https://slideplayer.com/6878981/33/images/slide_1.jpg)
1 Revision - Atoms Atomic number, Z, number of protons in the nucleus. Atomic symbol, X, one or two letter code – uniquely related to atomic number. Mass. - ppt download
![1 mass p ≈ mass n ≈ 1840 x mass e -. 2 Atomic number (Z) = number of protons in nucleus Mass number (A) = number of protons + number of neutrons = atomic. - ppt download 1 mass p ≈ mass n ≈ 1840 x mass e -. 2 Atomic number (Z) = number of protons in nucleus Mass number (A) = number of protons + number of neutrons = atomic. - ppt download](https://images.slideplayer.com/16/4981194/slides/slide_2.jpg)
1 mass p ≈ mass n ≈ 1840 x mass e -. 2 Atomic number (Z) = number of protons in nucleus Mass number (A) = number of protons + number of neutrons = atomic. - ppt download
![Consider a hydrogen-like ionized atom with atomic number Z with a single electron. In the emission spectrum of this atom, the photon emitted in the n = 2 to n = 1 Consider a hydrogen-like ionized atom with atomic number Z with a single electron. In the emission spectrum of this atom, the photon emitted in the n = 2 to n = 1](https://sahay.guru/wp-content/uploads/2020/10/205-s-3-1024x749.jpg)
Consider a hydrogen-like ionized atom with atomic number Z with a single electron. In the emission spectrum of this atom, the photon emitted in the n = 2 to n = 1
![Nuclear Chemistry Chapter 21 Slideshow and powerpoint viewer: Atomic number (Z) = number of protons in nucleus Mass number (A) = number of protons + number of neutrons = atomic number (Z) + number Nuclear Chemistry Chapter 21 Slideshow and powerpoint viewer: Atomic number (Z) = number of protons in nucleus Mass number (A) = number of protons + number of neutrons = atomic number (Z) + number](https://slide-finder.com/luke/storage/ryanj.faculty.gocolumbia.edu-=-page1-=-page7-=-page111-=-assets-=-CH21/jpg/res-02.jpg)