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barium electronic configuration is (2,8,8,8,8,8,8,6) if this is right then why barium valency is +2? barium valency should be -2 but why it is not -2? |
Answer» <html><body><p><strong>Answer:</strong></p><p>it will be +2</p><p><strong>Explanation:</strong></p><p>bariums electronic <a href="https://interviewquestions.tuteehub.com/tag/configuration-11827" style="font-weight:bold;" target="_blank" title="Click to know more about CONFIGURATION">CONFIGURATION</a> is 1s2 2s2 2p6 <a href="https://interviewquestions.tuteehub.com/tag/3s2-311338" style="font-weight:bold;" target="_blank" title="Click to know more about 3S2">3S2</a> 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2</p><p>or it is 2,8,18,18,8,2. it will lose two electrons two achieve the octet rule. As it loses two electrons, it become +2 <a href="https://interviewquestions.tuteehub.com/tag/charged-7263949" style="font-weight:bold;" target="_blank" title="Click to know more about CHARGED">CHARGED</a> and <a href="https://interviewquestions.tuteehub.com/tag/hence-484344" style="font-weight:bold;" target="_blank" title="Click to know more about HENCE">HENCE</a> it's <a href="https://interviewquestions.tuteehub.com/tag/valency-724638" style="font-weight:bold;" target="_blank" title="Click to know more about VALENCY">VALENCY</a> is +2 </p><p></p></body></html> | |