General Science Chemistry Classification of Elements and Periodicity in Properties

ନିମ୍ନୋକ୍ତ ଉପାଦାନଗୁଡ଼ିକ ମଧ୍ୟରୁ କେଉଁଟିରେ ନାଇଟ୍ରୋଜେନ ଅପେକ୍ଷା ଅଧିକ ପରମାଣୁ ସଂଖ୍ୟା ଅଛି?

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ବୋରନ
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ହିଲିୟମ
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ବେରିଲିୟମ
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ଅମ୍ଳଜାନ 

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