A transition metal ion exists in its highest oxidation state. It is expected to behave as
A chelating agent
A central metal in a coordination compound
An oxidising agent
A reducing agent
Related Questions
Zr and Y have about the same radius
This is due to the lanthanide contraction.
Zr has more electrons than Y.
Y has more protons than Zr.
They are in the same group.
Transition metals in their compounds show:
Ionic bonds
Covalent bonds
Ionic and covalent bonds
Ionic and coordinate bonds
As percentage of carbon increase in iron, its hardness:
Decreases
Increases
Remains same
None of these
Which statement about corrosive sublimate is incorrect?
It is prepared by heating mercury in chlorine
It reduces stannic chloride
It oxidizes stannous chloride
It sublimes readily
When dil. is added to aqueous solution of potassium chromate, yellow colour of solution turns to orange colour. It indicates
Chromate ions are reduced.
Chromate ions are oxidised.
Mono centric complex is converted into dicentric complex.
Oxygen gets removed from chromate ions.
Permanent magnets are generally made of alloys of
Iron, Nickel, and Cobalt or rare-earth elements
Copper, Zinc, and Aluminum
Gold, Silver, and Platinum
Silicon, Germanium, and Tin
Which statement is not correct?
reacts with
Carbonyl complexes are usually formed with transition metals
All transition metals form mono metallic carbonyls
The decomposition of to give Ni is used in the extraction of Ni by Mond’s process
Which concept is NOT explained by Mendel's laws?
Dominance and recessiveness
Segregation of alleles
Independent assortment
Polygenic inheritance
Which series of elements have nearly the same atomic radii?
F, Cl, Br, I
Na, K, Rb, Cs
Li, Be, B, C
Fe, Co, Ni, Cu
Cadmipone is a mixture of:
CdS and
and BaS
CaS and
and ZnS
