Coordination chemistry Rev 1

Find the oxidation number for [Co(NH 3 ) 4 (H 2 O)Cl] 2+

• + 3

• + 2

• + 1

• 0

Ambidentate ligand is a type of ligand which have the ability to bind to different central metal atoms via the donor atom

• True

• False

Give the molecular formula for hexaammineiron(III) nitrate

• [Fe(NH3)6](NO)3

• [Fe(NH3)6](NO3)

• [Fe(NH3)6](NO3)3

• [Fe(NH3)3](NO3)3

Give the IUPAC name for [Cr(NH3)3(H2O)3]Cl3

• triamminetrichromiumaqua(III) chloride

• triamminetriaquachromium(III) chloride

• triamminetriaquachromium(III)

• triamminetriaqua(III) chloride

what is the geometry for dsp3 hybridisation

• trigonal bipyramidal

• square planar

• Octahedral

• tetrahedral

According to Werner's theory

• Primary valency can be ionized

• Secondary valency can be ionized

• Primary and Secondary valency both cannot can be ionized

• only Primary valency cannot be ionized

Which does not obey EAN rule

• [Cu (NH3)4 ] 2+

• [ Zn (OH) 4 ] 2-

• [HgI4] 2-

• Fe ( CO)5

The primary valency corresponds to

• coordination number

• charge on the complex

• oxidation number

• counter ions

The primary valency cannot be

• positive

• neutral

• positive or neutral

• negative

sp3 hybridisation leads to

• Tetrahedral shape

• Octahedral shape

• Hexagonal shape

• Trigonal bipyramid