TRANSITION ELEMENTS

Q: Chromyl chloride is:

(a) :  CrOCl
(b) :  CrOCl2
(c) :  CrO2Cl2
(d) :  Cr2OCl2
(e) :  None of the Above
Answer:  CrO2Cl2
Explanation:  

Q: [Ti(H2O)6]+3 ion absorbs colour:

(a) :  Blue
(b) :  Yellow
(c) :  Green
(d) :  Red
(e) :  None of the Above
Answer:  Red
Explanation:  

Q: Pig iron or Cast iron has carbon contents:

(a) :  2.5-4.5%
(b) :  0.12-0.25%
(c) :  0.25-2.5%
(d) :  0.1-0.2%
(e) :  None of the Above
Answer:  2.5-4.5%
Explanation:  

Q: During Oxidation in K2Cr2O7 Cr(VI) changes to Cr:

(a) :  I
(b) :  II
(c) :  III
(d) :  V
(e) :  None of the Above
Answer:  III
Explanation:  

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