Skip to main content
Quiz | Online MCQs Test
Toggle navigation
Oxidation state of Cr in K2Cr2O7 is _____.
(A) 12
(B) 6
(C) 3
(D) Zero
Answer: (B) 6
Post navigation
What is the maximum amount of Sodium Acetate that can dissolve in 100 gram of water at 0°C?
which of the following elements is the most metallic?
