What atom is being shown below? Label all its features.

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Presentation transcript:

What atom is being shown below? Label all its features. This atom is _____________. Complete the rules below: 1st shell holds ____________________ 2nd shell holds ____________________ 3rd shell holds ____________________ 4th shell holds ____________________ Complete the table below: Element Symbol Electron Configuration Lithium Mg Calcium Neon 2,8 2,8,8,1 Complete the sentences below: In a neutral atom, the number of _______________ and the number of ________________ must be equal. The mass of the atom is mainly found in the _______________ of the atom. Atoms are very ____________ and have a radius of about _____________. The nucleus is ______________ of this size. 28 Si Draw the structure of Silicon below: Complete the sentences below: This is an __________. Example ___________ This is a __________. Example ___________ This is a __________. Example ___________ This is a __________. Example ___________ Atomic number is the number of _______________ which is equal to the number of _______________. Mass number is the number of ________________ and the number of _________________ added together. All atoms of a particular element have the same number of _______________. We can tell the Group Number that an element is in by looking at ____________________________________ ____________________________________________. Silcon 14 Complete the table below: Sub-Atomic Particle Relative Charge Relative Mass Electron Configuration ___,___,___ The columns of a Periodic Table are called ____________. Element Mass Number Atomic Number No. of Electrons No. of Protons No. of Neutrons Hydrogen Bromine Boron Aluminium Carbon The rows of the Periodic Table are called the ____________.

Draw the structure of Potassium below: Complete the definitions below: Label the diagram correctly: An atom is a: ____________________________________________. A compound is: _______________________________________________________________________________________________________________________________________. A mixture is: _______________________________________________________________________________________________________________________________________. Describe in detail (and in steps) how we can separate a mixture of salt water and sand. _________________________________________________________________________________________ ____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ ___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 39 K Draw the structure of Potassium below: Potassium 19 Electron Configuration ___,___,___ Describe the key differences between the Plum-Pudding Model and the Nuclear Model. Ensure you mention the names of two famous Scientists who came up with each model of the atom. ____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ This is a ____________. This is a _____________. Plum-Pudding Model Nuclear Model This is a ____________.