A
B
C
D
Text Solution
Verified by Experts
The correct Answer is:
Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
NCERT FINGERTIPS-THE D- AND F- BLOCK ELEMENTS -Assertion And Reason
- Assertion : Zn, Cd and Hg are not regarded as transition elements. R...
Text Solution
|
- Assertion : In transition elements radii of 5d series are virtually th...
Text Solution
|
- Assertion (A) Cu (II) iodide is not known. Reason (R ) Cu^(2+) oxidi...
Text Solution
|
- Assertion : Cr^(2+) is reducing and Mn^(3+) is oxidising. Reason : C...
Text Solution
|
- Statement-1: The highest oxidation state of chromium in its compound i...
Text Solution
|
- Assertion : The ability of oxygen to stabilize high oxidation states e...
Text Solution
|
- Assertion : Copper dissolves in dilute nitric acid but not in dilute H...
Text Solution
|
- Assertion : In the series Sc to Zn, the enthalpy of atomisation of zin...
Text Solution
|
- Assertion : Magnetic moment of Mn^(2+) is less than Cr^(2+) Reason: ...
Text Solution
|
- Assertion : Cr(VI) in the form of dichromate in acidic medium is a str...
Text Solution
|
- Assertion : In acidic medium, K2Cr2O7 exists as Cr2O7^(2-) (orange) wh...
Text Solution
|
- Assertion : Iron(III) catalyses the reaction between iodide and persul...
Text Solution
|
- Assertion : KMNO4 acts as an oxidising agent in acidic, basic or neutr...
Text Solution
|
- Assertion : Zr and Hf occur together in nature andare difficult to sep...
Text Solution
|
- Assertion : Ce^(4+) is good analytical reagent. Reason: Ce^(4+) has ...
Text Solution
|