CdS is

A

white in colour

B

yellow in colour

C

black in colour

D

pink in colour

Text Solution

Verified by Experts

`Cd^(2+)` salts are generally white but CdS is yellow in colour.
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Knowledge Check

  • The atomic radius of Cd is closest to :

    A
    Nb
    B
    Zr
    C
    Cu
    D
    Hg

  • ABCD is a trapezium such that AB and CD are parallel and BC bot CD . If angleADB=theta, BC=p and CD=q , then AB is equal to

    A
    `(p^(2)+q^(2)cos theta)/(p cos theta+ q sin theta)`
    B
    `(p^(2)+q^(2))/(p^(2)cos theta+q^(2)sin theta)`
    C
    `((p^(2)+q^(2))cos theta)/((p cos theta+q sin theta)^(2))`
    D
    `((p^(2)+q^(2))sin theta)/(p cos theta+q sin theta)`

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    A
    `((p^(2) + q^(2) sin theta)/(p cos theta + q sin theta)`
    B
    `((p^(2) + q^(2)) cos theta)/(p cos theta + q sin thet)`
    C
    `(p^(2) + q^(2))/(p^(2) cos theta + q^(2) sin theta)`
    D
    `((p^(2) + q^(2)) sin theta)/((p cos theta + q sin theta))`
    • DINESH PUBLICATION-PRINCIPLES RELATED TO PRACTICAL CHEMISTRY-Brain teasers-37
    1. CdS is

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