Nickel element block. Atomic number twenty eight. Chemical symbol Vector. Vibrant blue background. EPS 10. premium vector by denistsybulsky85.gmail.com

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table eight white blue background number graphic element illustration isolated one symbol concept icon two school flat visual learning education property material grid chemical laboratory science point system study block chemistry lesson research mass atom atomic electron neutron proton bond fifty periodic diagram nickel molecule twenty seventy 28 58 71

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