Zadanie 9
Which species contains a coordination bond? A. BCl3 B. PH3 C. [NH4]+ D. HCOO−
Coordination bonds
Identify coordination (dative covalent) bonds in which both shared electrons come from one atom, for example in NH4+, H3O+ and CO, show them with an arrow in Lewis formulas, and at higher level recognise them in transition element complexes.
Tę umiejętność sprawdza 5 zadań wzorowanych na arkuszach IB z lat 2024–2026.
Zadania sprawdzające tę umiejętność: 5 Otwórz w wyszukiwarce z filtrami
Zadanie 1c
Another hydride of sulfur is hydrogen sulfide, H2S; it forms a sulfonium ion, H3S+. State the types of bonds present in the sulfonium ion, H3S+, and explain how these bonds are formed.
Zadanie 2a
(i) In aqueous solution sulfuric acid transfers a proton to a water molecule, forming the hydroxonium ion, H3O+. Annotate the structure of the hydroxonium ion to indicate the coordination bond. (ii) Write an equation for the reaction between excess…
- Materiał graficzny
Zadanie 7
Which species contains a coordination bond? A. NH3 B. H3O+ C. CH4 D. BF3
Zadanie 9
A hydrogen ion reacts with a water molecule to form a hydronium ion. H2O + H+ → H3O+ What type of bond forms between the oxygen atom and the hydrogen ion? A. Ionic bond B. Hydrogen bond C. Covalent bond in which each atom supplies one electron to the…