如何验证html5中的组复选框？

如何验证html5中的组复选框？ 因为对于每个复选框，我都给予要求，如果我想将复选框分组进行验证，我们该怎么办。 到目前为止，我已经做了我已经给我的代码。任何人都可以指导我，因为我打算现在每天使用html5验证来更新浏览器。 我的问题是？

我不喜欢在复选框中输入每个字段？我想知道我想用哪个属性将复选框验证分组到html5中？

单独进行html5验证就足够了吗？

它会支持所有的浏览器吗？

<form name="vk" action="" method="post"/>
        Name:<input type="name" name="username" value="" required/><br/><br/>
        password:<input type="password" name="password" value="" required/><br/><br/>
        Please select subject:
        <input type="checkbox" name="subject[]" id="all" value="all" required>All Subject
        <input type="checkbox" name="subject[]"  value="science" required>Science
        <input type="checkbox" name="subject[]"  value="maths">Maths<br/><br/><br/>

        Please select Subject for class twelve<br/>

        <input type="checkbox" name="classfivesubject[]" id="mat" value="BScTuition (Physics)">BScTuition (Physics)<br/>
        <input type="checkbox" name="classfivesubject[]" id="mat" value="BSc Tuition (Chemistry)">BSc Tuition (Chemistry)<br/>
        <input type="checkbox" name="classfivesubject[]" id="mat" value="BCA Tuition (Computer)">BCA Tuition (Computer)<br/>
        <input type="checkbox" name="classfivesubject[]" id="mat" value="BCA Tuition (IT)">BCA Tuition (IT)<br/>
        <input type="checkbox" name="classfivesubject[]" id="mat" value="BSc Tuition (Biology)">BSc Tuition (Biology)<br/>
        <input type="checkbox" name="classfivesubject[]" id="mat" value="BSc Tuition (MicroBiology)">BSc Tuition (MicroBiology)<br/>
        <input type="checkbox" name="BSc Tuition (MicroBiology)" id="mat" value="BSc Tuition (MicroBiology)">BSc Tuition (MicroBiology)
        <input type="checkbox" name="BSc Tuition (Zoology)" id="mat" value="BSc Tuition (Zoology)">BSc Tuition (MicroBiology)<br/>
        <input type="submit" name="submit" value="Submit"/>
        </form>

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