
Identificarea Elementelor Chimice
Authored by Ioana Singeorzan
Science
9th Grade
Used 1+ times

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18 questions
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1.
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30 sec • 1 pt
Acest element se află în grupa 1, perioada 2. Este extrem de reactiv și se utilizează în bateriile electrice. Ce element este?
2.
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30 sec • 1 pt
Este un metal de tranziție din perioada 4, folosit frecvent în bijuterii și componente electronice. Este un bun conductor de electricitate. Ce element este?
3.
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30 sec • 1 pt
Acest element se află în grupa 18, este utilizat în reclame luminoase datorită capacității sale de a emite lumină colorată atunci când este excitat. Ce element este?
4.
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30 sec • 1 pt
Acest element este necesar pentru respirație, face parte din grupa 16 și se află în perioada 2. Ce element este?
5.
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30 sec • 1 pt
Acest element din grupa 17 este utilizat pentru dezinfectarea apei și este un gaz galben-verzui. Ce element este?
6.
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30 sec • 1 pt
Acest element a fost creat în laborator, are numărul atomic 118 și este un gaz nobil foarte greu. Cum se numește?
7.
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30 sec • 1 pt
Este un semiconductoar din grupa 14, utilizat frecvent în fabricarea microcipurilor. Ce element este?
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