html imports

<script src="https://code.jquery.com/jquery-1.12.4.min.js" integrity="sha256-ZosEbRLbNQzLpnKIkEdrPv7lOy9C27hHQ+Xp8a4MxAQ=" crossorigin="anonymous"></script>
<script type="text/javascript" src="validation_form1.js" ></script>

validation_form1.js

var $form1, formArray1, formNames1;

$(document).ready(init);

function init() {

    // Form 1 - Radios Validation
    $form1 = $('input[name="p1"], input[name="p2"], input[name="p3"], input[name="p4"], input[name="p5"], input[name="p6"], input[name="p7"], input[name="p8"], input[name="p9"], input[name="p10"]');
    formValues1 = [];
    formNames1  = [];

    // Event when form 1 radiobuttons is clicked
    $form1.on('click', function(e){
      // Set parameters
      var isChecked = $(this).is(':checked');
      var selectedValue = parseInt(this.value);
      var selectedName = this.name;
      var selectedOptions = formValues1.length;
      var isValueRepeated = ($.inArray(selectedValue, formValues1) != -1);
      var isNameRepeated = ($.inArray(selectedValue, formValues1) != -1);

      // Validate at least 3 options selected and no repeated
      if((selectedOptions < 3) && !isValueRepeated && !isNameRepeated){
        // Add value TO formValues1
        if(!isValueRepeated){
            formValues1.push(selectedValue);
        }
        if(!isNameRepeated){
            formNames1.push(selectedName);
        }
      }else{
        // Do nothing
        e.preventDefault();
      }

      console.log(formValues1);
      console.log(formNames1);

    });

}