Carbonul
Quiz
•
Chemistry
•
2nd Grade
•
Practice Problem
•
Hard
Diana Salagean
Used 30+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Simbolul chimic al carbonului este....
Ca
C
Cb
Cu
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
În natură, carbonul se găsește sub formă de....
Diamant
Grafit
Fulerene
Grafen
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
În diamant, carbonul cristalizează în formă...
Hexagonala
Cubică
Cilindrică
Triunghiulară
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
În grafit, carbonul cristalizează în formă....
Cilindrică
Conică
Hexagonală
Cubică
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Care din formele de mai jos conduc căldura și curentul electric?
Diamantul
Grafitul
Fierul
Cuprul
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cine are duritatea cea mai mare?
Grafitul
Grafenul
Diamantul
Sticla
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fenomenul prin care grafitul lasă urme pe hârtie, se numește....
Scriere
Clivaj
Desenare
Creionare
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