JSFiddle - React, Tailwind, and code Playground

HTML

<form method="post" action="index?idc=34122" id="form1" class="container body-content">

       
         <div class="row">
        <div class="col-md-10">
           
            <table id="RadioButtonList1" cellspacing="15" cellpadding="15">
	<tr>
		<td><input id="RadioButtonList1_0" type="radio" name="RadioButtonList1" value="1" /><label for="RadioButtonList1_0">opc 01</label></td>
	</tr><tr>
		<td><input id="RadioButtonList1_1" type="radio" name="RadioButtonList1" value="2" /><label for="RadioButtonList1_1">opc 02</label></td>
	</tr><tr>
		<td><input id="RadioButtonList1_2" type="radio" name="RadioButtonList1" value="3" /><label for="RadioButtonList1_2">opc 03</label></td>
	</tr><tr>
		<td><input id="RadioButtonList1_3" type="radio" name="RadioButtonList1" value="4" /><label for="RadioButtonList1_3">opc 04</label></td>
	</tr><tr>
		<td><input id="RadioButtonList1_4" type="radio" name="RadioButtonList1" value="5" /><label for="RadioButtonList1_4">opc 5</label></td>
	</tr>
</table>



            <input type="submit" name="Button1" value="Votar" id="Button1" class="btn btn-primary" />
            
        </div>
    </div>
 </form>

JavaScript

jQuery(function(){
            jQuery('#Button1').bind('click',checkRadio);
        })

            function checkRadio() {
                var isChecked = jQuery("input[name=RadioButtonList1]:checked").val();
                console.log(isChecked);
                var booleanVlaueIsChecked = false;
                if (!isChecked) {
                    booleanVlaueIsChecked = true;
                    alert('Selecione algum logotipo');
                    return false;
                }
            }