Content protected from screenshots
GKFix.in
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
GKFix.in
Home
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
Start Quiz
GKFix MCQ Question
Test your knowledge and learn something new
Home
d and f BLOCK ELEMENTS
Question #38954
Back to Home
View All d and f BLOCK ELEMENTS Questions
25 Views
Question
What is the colour of the Cr2O72- ion?
A. Yellow
B. Orange
C. Green
D. Purple
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Why is the +3 oxidation state the most common for lanthanoids?
16
How do lanthanoids conduct heat and electricity?
22
Why do the third ionization enthalpies of Cr and Cu have exceptionally high values?
16
How many members of the ‘Thak-Thak’ gang were arrested by Delhi Police for stealing electronics ...
(Current Affairs)
14
What is the main objective of the Delhi Jal Board's Sewerage Improvement Scheme (SIS)?
(Current Affairs)
29