Elementi I jedinjenja IIIA grupe PSE

A colorful illustration of Group IIIA elements on the periodic table with chemical reactions represented visually, highlighting boron, aluminum, and their compounds.

Explore the Elements of Group IIIA

Join us in this informative quiz designed to test your knowledge on the elements and compounds in Group IIIA of the Periodic Table of Elements. Whether you're a student, a teacher, or simply passionate about chemistry, this quiz will engage and challenge you!

  • 9 thought-provoking questions
  • Check your understanding of key concepts
  • Receive instant results and feedback
9 Questions2 MinutesCreated by LearningBoron42
Ime I prezime:
Ortoboratna kiselina se može dobiti iz:
Boraksa delovanjem HCl
Boraksa delovanjem NaOH
Borne kiseline delovanjem HCl
Borne kiseline delovanjem NaOH
2Al + 6HCl → 2AlCl3 + 3H2
Ova oksido-redukciona reakcija je moguća jer se aluminijum u naponskom nizu nalazi:
Ispred vodonika
Posle vodonika
2Al + 6HCl → 2AlCl3 + 3H2↑ 

Reakcija je:

Endotermna
Egzotermna
2Al + 3Cu2+ → 2Al3+ + 3Cu

Bakar je:

Oksidaciono sredstvo
Redukciono sredstvo
2Al + 3Cu2+ → 2Al3+ + 3Cu
Ova oksido-redukciona reakcija je moguća jer se aluminijum u naponskom nizu nalazi:
Ispred bakra
Posle bakra

Usled hidrolize soli aluminijum-hlorida promena boje lakmus papira je:

Iz crvene u plavu
Iz plave u crvenu
Al3+ + H2O ⇔ AlOH2+ + H+

Prikazana jednaĝina je:

Hidroliza
Disocijacija aluminujum-hlorida
Izraziti 0,07% u ppm
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