Chemistry MCQs

Page No. 62

In complex compounds the oxidation number is written in___________________?


aEnglish


bGreek


cRoman numeral


dHebrew


View Answer Roman numeral

The central atom along with ligands is called____________________?


acomplex ion


bcoordination sphere


cligand


dcomplex compound


View Answer coordination sphere

The species which donate two electron pairs in a coordination compound is called__________________?


aligand


bmono-dentate ligand


cpoly-dentate ligand


dbi-dentate ligand


View Answer bi-dentate ligand

When a compound of transition element is dissolved in a solution of salt then it produces____________________?


aSimple ions


bcomplex ions


cdouble salts


dstrong anions


View Answer complex ions

When light is exposed to transition element then electrons jump from lower orbitals to higher orbitals in______________________?


aorbitals of f-subshell


borbitals of d-subshell


corbitals of p-subshell


dBoth A and B


View Answer Both A and B

Compounds attracted by applied strong magnetic field are called__________________?


adiamagnetic


bparamagnetic


cgood conductor


dferromagnetic


View Answer paramagnetic

The location of transition elements is in between__________________?


alanthanides & actinides


bs and p block elements


cchalcogens and halogens


dd and f block elements



K2 (Cu(CN)4) which one is correct___________________?


aPotassium tetra cyano cupperate


bCo-ordination number is 2


cLigand is positively charged


dCentral atom is present in avionic sphere



Which of the following is typical transition metal ?


aSc


bY


cCd


dCo


View Answer Co

When an active metal like Al comes in contact with less active element like Cu then it produces__________________?


adry cell


bgalvanic cell


celectrolytic cell


dA and B


View Answer galvanic cell

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