Elementi I jedinjenja VIIIB grupe PSE

Create a vivid and colorful illustration of transition metals in chemical reactions, featuring elements like Iron, Cobalt, and their compounds in a laboratory setting with beakers and colorful solutions.

Explore the Wonders of Transition Metals

Test your knowledge of the intriguing elements from the VIIIB group of the Periodic Table of Elements with this engaging quiz! This quiz is designed for chemistry enthusiasts and students alike who want to deepen their understanding of transition metals.

Join us to explore key topics such as:

  • Properties of Iron and Cobalt Compounds
  • Reactions Involving Transition Metal Ions
  • Color Changes in Complexes
9 Questions2 MinutesCreated by TestingAtom42
Ime I prezime
U reakciji gvožđe(II)-sulfata sa natrijum hidroksidom dobija se:
Talog gvožđe(II)hidroksid
Talog gvožđe(III)hidroksid
Rastvor gvožđe(II)hidroksid
Rastvor gvožđe(III)hidroksid
Feri hidroksid se:
Rastvara u HCl
Ne rastvara u HCl
Uranjanjem lakmus papira u rastvor gvožđe(III)-hlorida boja je:
Crvena
Plava
Rastvor amonijum-heksatiocijanato ferat(III) je:
Crvene boje
Žute boje
Plave boje
Bezbojan
Gvožđe(II) jon u reakciji sa KMnO4 prelazi u:
Fe(III) jon
Fe
Rastvor CoSO4 je:
Ružiĝast
Crven
Žut
Plav
Tetraamin kobalt(II) jon je
(Co(NH3)4)2+
(Co(NH3)4)1+
(Co(NH3)4)2-
(Co(NH3)4)1-
Talog Ni(OH)2 je:
Bledo zelene boje
Bledo ružiĝaste boje
Žute boje
Crvene boje
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