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loading="lazy" alt="download-icon" data-v-b0daf390></button></span><table class="" data-v-b0daf390><tbody data-v-b0daf390><tr data-v-b0daf390><td class="header" id="molecular-fml-label" data-v-b0daf390>Molecular formula:</td><td class="molecular-formula" id="molecular-fml-value" style="user-select:text;" data-v-b0daf390><span id='molecular-formula-char'>H</span><span id='molecular-formula-char'>B</span><span id='molecular-formula-char'>e</span></td></tr><tr data-v-b0daf390><td class="header" id="avg-mass-label" data-v-b0daf390>Average mass:</td><td class="average-mass" id="avg-mass-value" data-v-b0daf390>10.020</td></tr><tr data-v-b0daf390><td class="header" id="monoisotopic-mass-label" data-v-b0daf390>Monoisotopic mass:</td><td class="monoisotopic-mass" id="monoisotopic-mass-value" data-v-b0daf390>10.020007</td></tr><tr data-v-b0daf390><td class="header" id="cmp-id-label" data-v-b0daf390>ChemSpider ID:</td><td id="cmp-id-value" data-v-b0daf390>21865051</td></tr></tbody></table><div 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src="data:image/svg+xml,%3csvg%20width='20'%20height='20'%20viewBox='0%200%2020%2020'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M19%2012C18.7348%2012%2018.4804%2012.1054%2018.2929%2012.2929C18.1054%2012.4804%2018%2012.7348%2018%2013V17C18%2017.2652%2017.8946%2017.5196%2017.7071%2017.7071C17.5196%2017.8946%2017.2652%2018%2017%2018H3C2.73478%2018%202.48043%2017.8946%202.29289%2017.7071C2.10536%2017.5196%202%2017.2652%202%2017V13C2%2012.7348%201.89464%2012.4804%201.70711%2012.2929C1.51957%2012.1054%201.26522%2012%201%2012C0.734784%2012%200.48043%2012.1054%200.292893%2012.2929C0.105357%2012.4804%200%2012.7348%200%2013V17C0%2017.7956%200.316071%2018.5587%200.87868%2019.1213C1.44129%2019.6839%202.20435%2020%203%2020H17C17.7956%2020%2018.5587%2019.6839%2019.1213%2019.1213C19.6839%2018.5587%2020%2017.7956%2020%2017V13C20%2012.7348%2019.8946%2012.4804%2019.7071%2012.2929C19.5196%2012.1054%2019.2652%2012%2019%2012ZM9.29%2013.71C9.3851%2013.801%209.49725%2013.8724%209.62%2013.92C9.7397%2013.9729%209.86913%2014.0002%2010%2014.0002C10.1309%2014.0002%2010.2603%2013.9729%2010.38%2013.92C10.5028%2013.8724%2010.6149%2013.801%2010.71%2013.71L14.71%209.71C14.8983%209.5217%2015.0041%209.2663%2015.0041%209C15.0041%208.7337%2014.8983%208.4783%2014.71%208.29C14.5217%208.1017%2014.2663%207.99591%2014%207.99591C13.7337%207.99591%2013.4783%208.1017%2013.29%208.29L11%2010.59V1C11%200.734784%2010.8946%200.48043%2010.7071%200.292893C10.5196%200.105357%2010.2652%200%2010%200C9.73478%200%209.48043%200.105357%209.29289%200.292893C9.10536%200.48043%209%200.734784%209%201V10.59L6.71%208.29C6.61676%208.19676%206.50607%208.1228%206.38425%208.07234C6.26243%208.02188%206.13186%207.99591%206%207.99591C5.86814%207.99591%205.73757%208.02188%205.61575%208.07234C5.49393%208.1228%205.38324%208.19676%205.29%208.29C5.19676%208.38324%205.1228%208.49393%205.07234%208.61575C5.02188%208.73757%204.99591%208.86814%204.99591%209C4.99591%209.13186%205.02188%209.26243%205.07234%209.38425C5.1228%209.50607%205.19676%209.61676%205.29%209.71L9.29%2013.71Z'%20fill='white'/%3e%3c/svg%3e" alt="download-icon" loading="lazy" data-v-b0daf390></button><button id="button-cite-record" class="button darkblue-button" data-v-b0daf390> Cite this record <img class="download-icon" src="data:image/svg+xml,%3csvg%20width='16'%20height='20'%20viewBox='0%200%2016%2020'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M16%206.94C15.9896%206.84813%2015.9695%206.75763%2015.94%206.67V6.58C15.8919%206.47718%2015.8278%206.38267%2015.75%206.3L9.75%200.3C9.66734%200.222216%209.57282%200.158081%209.47%200.11H9.38L9.06%200H3C2.20435%200%201.44129%200.316071%200.87868%200.87868C0.316071%201.44129%200%202.20435%200%203V17C0%2017.7956%200.316071%2018.5587%200.87868%2019.1213C1.44129%2019.6839%202.20435%2020%203%2020H13C13.7956%2020%2014.5587%2019.6839%2015.1213%2019.1213C15.6839%2018.5587%2016%2017.7956%2016%2017V7C16%207%2016%207%2016%206.94ZM10%203.41L12.59%206H10V3.41ZM14%2017C14%2017.2652%2013.8946%2017.5196%2013.7071%2017.7071C13.5196%2017.8946%2013.2652%2018%2013%2018H3C2.73478%2018%202.48043%2017.8946%202.29289%2017.7071C2.10536%2017.5196%202%2017.2652%202%2017V3C2%202.73478%202.10536%202.48043%202.29289%202.29289C2.48043%202.10536%202.73478%202%203%202H8V7C8%207.26522%208.10536%207.51957%208.29289%207.70711C8.48043%207.89464%208.73478%208%209%208H14V17Z'%20fill='white'/%3e%3c/svg%3e" alt="download-icon" loading="lazy" data-v-b0daf390></button></div></div><span class="report-error" data-v-b0daf390><button id="button-report-error" class="button white-button button-report-error" data-v-b0daf390><img class="download-icon" src="data:image/svg+xml,%3csvg%20width='20'%20height='20'%20viewBox='0%200%2020%2020'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M10%205C9.73479%205%209.48043%205.10536%209.2929%205.29289C9.10536%205.48043%209%205.73478%209%206V10C9%2010.2652%209.10536%2010.5196%209.2929%2010.7071C9.48043%2010.8946%209.73479%2011%2010%2011C10.2652%2011%2010.5196%2010.8946%2010.7071%2010.7071C10.8946%2010.5196%2011%2010.2652%2011%2010V6C11%205.73478%2010.8946%205.48043%2010.7071%205.29289C10.5196%205.10536%2010.2652%205%2010%205ZM10.92%2013.62C10.8981%2013.5563%2010.8679%2013.4957%2010.83%2013.44L10.71%2013.29C10.5694%2013.1512%2010.3908%2013.0572%2010.1968%2013.0199C10.0028%2012.9825%209.80212%2013.0034%209.62%2013.08C9.49882%2013.1306%209.38721%2013.2017%209.29%2013.29C9.19732%2013.3834%209.124%2013.4943%209.07423%2013.6161C9.02447%2013.7379%208.99924%2013.8684%209%2014C9.00159%2014.1307%209.02876%2014.2598%209.08%2014.38C9.12492%2014.5041%209.19657%2014.6168%209.28989%2014.7101C9.38321%2014.8034%209.49591%2014.8751%209.62%2014.92C9.73971%2014.9729%209.86913%2015.0002%2010%2015.0002C10.1309%2015.0002%2010.2603%2014.9729%2010.38%2014.92C10.5041%2014.8751%2010.6168%2014.8034%2010.7101%2014.7101C10.8034%2014.6168%2010.8751%2014.5041%2010.92%2014.38C10.9712%2014.2598%2010.9984%2014.1307%2011%2014C11.0049%2013.9334%2011.0049%2013.8666%2011%2013.8C10.9828%2013.7362%2010.9558%2013.6755%2010.92%2013.62ZM10%200C8.02219%200%206.08879%200.58649%204.4443%201.6853C2.79981%202.78412%201.51809%204.3459%200.761209%206.17317C0.00433284%208.00043%20-0.193701%2010.0111%200.192152%2011.9509C0.578004%2013.8907%201.53041%2015.6725%202.92894%2017.0711C4.32746%2018.4696%206.10929%2019.422%208.0491%2019.8079C9.98891%2020.1937%2011.9996%2019.9957%2013.8268%2019.2388C15.6541%2018.4819%2017.2159%2017.2002%2018.3147%2015.5557C19.4135%2013.9112%2020%2011.9778%2020%2010C20%208.68678%2019.7413%207.38642%2019.2388%206.17317C18.7363%204.95991%2017.9997%203.85752%2017.0711%202.92893C16.1425%202.00035%2015.0401%201.26375%2013.8268%200.761205C12.6136%200.258658%2011.3132%200%2010%200ZM10%2018C8.41775%2018%206.87104%2017.5308%205.55544%2016.6518C4.23985%2015.7727%203.21447%2014.5233%202.60897%2013.0615C2.00347%2011.5997%201.84504%209.99113%202.15372%208.43928C2.4624%206.88743%203.22433%205.46197%204.34315%204.34315C5.46197%203.22433%206.88743%202.4624%208.43928%202.15372C9.99113%201.84504%2011.5997%202.00346%2013.0615%202.60896C14.5233%203.21447%2015.7727%204.23984%2016.6518%205.55544C17.5308%206.87103%2018%208.41775%2018%2010C18%2012.1217%2017.1572%2014.1566%2015.6569%2015.6569C14.1566%2017.1571%2012.1217%2018%2010%2018Z'%20fill='%23002C47'/%3e%3c/svg%3e" 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src="data:image/svg+xml,%3csvg%20width='24'%20height='25'%20viewBox='0%200%2024%2025'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cg%20clip-path='url(%23clip0_4011_13713)'%3e%3cpath%20d='M12%2023.5C18.0751%2023.5%2023%2018.5751%2023%2012.5C23%206.42487%2018.0751%201.5%2012%201.5C5.92487%201.5%201%206.42487%201%2012.5C1%2018.5751%205.92487%2023.5%2012%2023.5Z'%20stroke='%23004976'%20stroke-width='2'%20stroke-linecap='round'%20stroke-linejoin='round'/%3e%3cpath%20d='M14.5%2018H13.6C13.1757%2018%2012.7686%2017.842%2012.4686%2017.5607C12.1685%2017.2794%2012%2016.8978%2012%2016.5V12.75C12%2012.5511%2011.9157%2012.3603%2011.7657%2012.2197C11.6157%2012.079%2011.4122%2012%2011.2%2012H10.5'%20stroke='%23004976'%20stroke-width='2'%20stroke-linecap='round'%20stroke-linejoin='round'/%3e%3ccircle%20cx='11.5'%20cy='7.5'%20r='1.5'%20fill='%23004976'/%3e%3c/g%3e%3cdefs%3e%3cclipPath%20id='clip0_4011_13713'%3e%3crect%20width='24'%20height='24'%20fill='white'%20transform='translate(0%200.5)'/%3e%3c/clipPath%3e%3c/defs%3e%3c/svg%3e" 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src="data:image/svg+xml,%3csvg%20width='16'%20height='16'%20viewBox='0%200%2016%2016'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M15%207H1C0.734784%207%200.48043%207.10536%200.292893%207.29289C0.105357%207.48043%200%207.73478%200%208C0%208.26522%200.105357%208.51957%200.292893%208.70711C0.48043%208.89464%200.734784%209%201%209H15C15.2652%209%2015.5196%208.89464%2015.7071%208.70711C15.8946%208.51957%2016%208.26522%2016%208C16%207.73478%2015.8946%207.48043%2015.7071%207.29289C15.5196%207.10536%2015.2652%207%2015%207Z'%20fill='%23000F18'/%3e%3cpath%20d='M9%2015L9%201C9%200.734784%208.89464%200.48043%208.70711%200.292893C8.51957%200.105357%208.26522%20-3.21184e-08%208%20-4.37114e-08C7.73478%20-5.53044e-08%207.48043%200.105357%207.29289%200.292893C7.10536%200.48043%207%200.734783%207%201L7%2015C7%2015.2652%207.10536%2015.5196%207.29289%2015.7071C7.48043%2015.8946%207.73478%2016%208%2016C8.26522%2016%208.51957%2015.8946%208.70711%2015.7071C8.89464%2015.5196%209%2015.2652%209%2015Z'%20fill='%23000F18'/%3e%3c/svg%3e" alt="plus-icon" loading="lazy" data-v-f78419d4><img class="less-icon" src="data:image/svg+xml,%3csvg%20width='16'%20height='16'%20viewBox='0%200%2016%2016'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M15%207H1C0.734784%207%200.48043%207.10536%200.292893%207.29289C0.105357%207.48043%200%207.73478%200%208C0%208.26522%200.105357%208.51957%200.292893%208.70711C0.48043%208.89464%200.734784%209%201%209H15C15.2652%209%2015.5196%208.89464%2015.7071%208.70711C15.8946%208.51957%2016%208.26522%2016%208C16%207.73478%2015.8946%207.48043%2015.7071%207.29289C15.5196%207.10536%2015.2652%207%2015%207Z'%20fill='%23000F18'/%3e%3c!--%20%3cpath%20d='M9%2015L9%201C9%200.734784%208.89464%200.48043%208.70711%200.292893C8.51957%200.105357%208.26522%20-3.21184e-08%208%20-4.37114e-08C7.73478%20-5.53044e-08%207.48043%200.105357%207.29289%200.292893C7.10536%200.48043%207%200.734783%207%201L7%2015C7%2015.2652%207.10536%2015.5196%207.29289%2015.7071C7.48043%2015.8946%207.73478%2016%208%2016C8.26522%2016%208.51957%2015.8946%208.70711%2015.7071C8.89464%2015.5196%209%2015.2652%209%2015Z'%20fill='%23000F18'/%3e%20--%3e%3c/svg%3e" alt="less-icon" loading="lazy" data-v-f78419d4><span data-v-f78419d4>Structural identifiers</span><div class="line" data-v-f78419d4></div></div></div></div></div></div><div data-v-b0daf390><div class="item-options" data-v-eb0e3f59><ul class="options-list" data-v-eb0e3f59><li class="option-active option" id="tab0" tabindex="0" data-v-eb0e3f59>Names <span data-v-eb0e3f59><img src="data:image/svg+xml,%3csvg%20width='14'%20height='8'%20viewBox='0%200%2014%208'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M7.75267%207.55155L13.4027%201.89155C13.4964%201.79859%2013.5708%201.68798%2013.6216%201.56612C13.6723%201.44427%2013.6985%201.31356%2013.6985%201.18155C13.6985%201.04954%2013.6723%200.918831%2013.6216%200.796971C13.5708%200.675112%2013.4964%200.564511%2013.4027%200.471548C13.2153%200.285297%2012.9619%200.180756%2012.6977%200.180756C12.4335%200.180756%2012.18%200.285297%2011.9927%200.471548L6.99267%205.42155L2.04267%200.471548C1.85531%200.285297%201.60186%200.180755%201.33767%200.180755C1.07349%200.180755%200.820036%200.285297%200.632673%200.471548C0.538185%200.564162%200.463015%200.674607%200.411518%200.796482C0.360022%200.918358%200.333223%201.04924%200.332674%201.18155C0.333223%201.31385%200.360022%201.44474%200.411518%201.56661C0.463015%201.68849%200.538185%201.79893%200.632673%201.89155L6.28267%207.55155C6.37631%207.65305%206.48997%207.73406%206.61647%207.78947C6.74297%207.84488%206.87957%207.87348%207.01767%207.87348C7.15577%207.87348%207.29238%207.84488%207.41888%207.78947C7.54538%207.73406%207.65903%207.65305%207.75267%207.55155Z'%20fill='%23000F18'/%3e%3c/svg%3e" alt="down_Arrow" loading="lazy" class="drop-down-icon" data-v-eb0e3f59></span></li></ul></div><div class="selected-component" data-v-eb0e3f59><section class="names" data-v-eb0e3f59 data-v-70316291><div class="accordion-margins" data-v-70316291><div id="Names-Accordion-0" data-v-70316291 data-v-f78419d4><div class="expansion-panels" id="accordion-names-and-synonyms" tabindex="0" data-v-f78419d4><div class="is-open expansion-panel" data-v-f78419d4><div class="expansion-panel-title" id="accordion-names-and-synonyms-title" data-v-f78419d4><div class="enabled-accordion-title title" data-v-f78419d4><img class="plus-icon" src="data:image/svg+xml,%3csvg%20width='16'%20height='16'%20viewBox='0%200%2016%2016'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M15%207H1C0.734784%207%200.48043%207.10536%200.292893%207.29289C0.105357%207.48043%200%207.73478%200%208C0%208.26522%200.105357%208.51957%200.292893%208.70711C0.48043%208.89464%200.734784%209%201%209H15C15.2652%209%2015.5196%208.89464%2015.7071%208.70711C15.8946%208.51957%2016%208.26522%2016%208C16%207.73478%2015.8946%207.48043%2015.7071%207.29289C15.5196%207.10536%2015.2652%207%2015%207Z'%20fill='%23000F18'/%3e%3cpath%20d='M9%2015L9%201C9%200.734784%208.89464%200.48043%208.70711%200.292893C8.51957%200.105357%208.26522%20-3.21184e-08%208%20-4.37114e-08C7.73478%20-5.53044e-08%207.48043%200.105357%207.29289%200.292893C7.10536%200.48043%207%200.734783%207%201L7%2015C7%2015.2652%207.10536%2015.5196%207.29289%2015.7071C7.48043%2015.8946%207.73478%2016%208%2016C8.26522%2016%208.51957%2015.8946%208.70711%2015.7071C8.89464%2015.5196%209%2015.2652%209%2015Z'%20fill='%23000F18'/%3e%3c/svg%3e" alt="plus-icon" loading="lazy" data-v-f78419d4><img class="less-icon" src="data:image/svg+xml,%3csvg%20width='16'%20height='16'%20viewBox='0%200%2016%2016'%20fill='none'%20xmlns='http://www.w3.org/2000/svg'%3e%3cpath%20d='M15%207H1C0.734784%207%200.48043%207.10536%200.292893%207.29289C0.105357%207.48043%200%207.73478%200%208C0%208.26522%200.105357%208.51957%200.292893%208.70711C0.48043%208.89464%200.734784%209%201%209H15C15.2652%209%2015.5196%208.89464%2015.7071%208.70711C15.8946%208.51957%2016%208.26522%2016%208C16%207.73478%2015.8946%207.48043%2015.7071%207.29289C15.5196%207.10536%2015.2652%207%2015%207Z'%20fill='%23000F18'/%3e%3c!--%20%3cpath%20d='M9%2015L9%201C9%200.734784%208.89464%200.48043%208.70711%200.292893C8.51957%200.105357%208.26522%20-3.21184e-08%208%20-4.37114e-08C7.73478%20-5.53044e-08%207.48043%200.105357%207.29289%200.292893C7.10536%200.48043%207%200.734783%207%201L7%2015C7%2015.2652%207.10536%2015.5196%207.29289%2015.7071C7.48043%2015.8946%207.73478%2016%208%2016C8.26522%2016%208.51957%2015.8946%208.70711%2015.7071C8.89464%2015.5196%209%2015.2652%209%2015Z'%20fill='%23000F18'/%3e%20--%3e%3c/svg%3e" alt="less-icon" loading="lazy" data-v-f78419d4><span data-v-f78419d4>Names and synonyms</span><div class="line" data-v-f78419d4></div></div></div><div class="expansion-panel-text" data-v-f78419d4><div class="names-and-synonyms" name="Names and synonyms" data-v-f78419d4 data-v-49fd94c7><h5 id="verified-synonyms-label" data-v-49fd94c7>Verified</h5><div class="result" id="verified-synonym-13597-97-2" data-row="0" data-v-49fd94c7><p id="verified-synonym-13597-97-2" data-row="0" data-v-49fd94c7>13597-97-2</p><span class="flag" data-v-49fd94c7> [RN] </span></div><div class="result" id="verified-synonym-beh" data-row="1" data-v-49fd94c7><p id="verified-synonym-beh" data-row="1" data-v-49fd94c7>BeH</p><span class="flag" data-v-49fd94c7> [Formula] </span></div><div class="result" id="verified-synonym-beryllium-monohydride" data-row="2" data-v-49fd94c7><p id="verified-synonym-beryllium-monohydride" data-row="2" data-v-49fd94c7>beryllium monohydride</p></div><div class="result" id="verified-synonym-hydridoberyllium" data-row="3" data-v-49fd94c7><p id="verified-synonym-hydridoberyllium" data-row="3" data-v-49fd94c7>hydridoberyllium</p></div></div></div></div></div></div></div><div class="accordion-margins" data-v-70316291></div></section></div></div></div></div><aside data-v-5a869186 data-v-73932fdb><div class="side-advertisement" data-v-73932fdb><h6 data-v-73932fdb>Advertisement</h6><div id="div-gpt-ad-1708699449485-0" style="min-width:300px;min-height:250px;" data-v-73932fdb></div></div><div class="side-advertisement" data-v-73932fdb><h6 data-v-73932fdb>Spotlight</h6><div id="div-gpt-ad-1708699706095-0" style="min-width:300px;min-height:250px;" data-v-73932fdb></div></div><div class="side-advertisement" data-v-73932fdb><h6 data-v-73932fdb>Advertisement</h6><div id="div-gpt-ad-1708699926144-0" style="min-width:300px;min-height:100px;" data-v-73932fdb></div></div></aside></section></div><footer class="rsc-footer" data-v-5a869186 data-v-9c80ea1f><nav 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