Everyday Science MCQs

5120 MCQs  (Page 301 of 512)

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Which of the following is typical transition metal ?
A. Sc
B. Y
C. Cd
D. Co
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K2 (Cu(CN)4) which one is correct___________________?
A. Potassium tetra cyano cupperate
B. Co-ordination number is 2
C. Ligand is positively charged
D. Central atom is present in avionic sphere
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The location of transition elements is in between__________________?
A. Lanthanides & actinides
B. S and p block elements
C. Chalcogens and halogens
D. D and f block elements
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Which is sold as fertilizer ___________________?
A. Casio3
B. Na2sio3
C. Ca3(po4)2
D. Mnsio3
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The oxidation state of transition elements is usually _______________________?
A. Variable
B. Constant
C. Single
D. Infinite
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Non-stoichiometric compounds of transition elements are called___________________?
A. Hydrates
B. Hydrides
C. Binary compounds
D. Interstitial compounds
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The specie which donates electrons to central metal atom in coordination sphere is called____________________?
A. Anion
B. Cation
C. Ligand is positively charged
D. Acid
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Which of the following can form a chealate______________________?
A. Ammine
B. Oxalato
C. Carbonyl
D. Cyano
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The compound or complex ion which has a ring in its structure__________________?
A. Polydentate ligand
B. Chelate
C. Monodentate ligand
D. Hydrate
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Geometry of the complex compounds usually depends upon __________________?
A. Type of ligands
B. Types of hybridization in the elements of ligands
C. Hybridization of central metal
D. All of above
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Word of the Day
25 Jul
January
a preference or special liking for something; a bias in favour of something.
2021:00:00

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