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 #39401
Back to Home
View All d and f BLOCK ELEMENTS Questions
14 Views
Question
What observable change occurs when acidified KMnO₄ is added to a solution containing Fe²⁺ ions?
A. Color changes from purple to colorless/yellow
B. Color changes from colorless to purple
C. Precipitation occurs
D. Gas evolution
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What distinguishes the approach of Mendeleev and Meyer from their predecessors like Dobereiner and N...
6
Which series of elements is known as the lanthanoids?
21
What is the reason the loss of a variable number of electrons from (n–1)d orbitals is not energeti...
9
Which country launched a massive drone and missile attack on Ukraine’s natural gas infrastructure ...
(Current Affairs)
17
What major change did the GST Council introduce in its meeting on September 4, 2025, regarding the t...
(Current Affairs)
29