⚠️ Test Running in Guest Mode
Important: Your final mark will not be saved.
2.1.1/2.1.2 Atomic structure, compounds, formulae and equations Pindrop
            Target Level
        
        
            C        
    
            Running Total
        
        
            0        
        
            0%
        
    
        Attempt
    
    
                    1 of 3            
Click on a top label, then click on its correct position on the diagram. Or, drag a top label and drop it onto the correct position. Position all the labels before clicking ‘Check’.
                                            proton
                                    
                                                
                                            nucleus
                                    
                                                
                                            neutron
                                    
                                                
                                            electron
                                    
                        