Exam Category
Chemistry
Showing 556 questions & PYQs organized by topics.
Chemistry
01
Arrange the following metals in the decreasing order of reactivity: K, Na,…
RRB PYQ MCQ
02
What is a necessary property of the electrolyte used during the refining…
RRB PYQ MCQ
03
Which of the following elements is the most reactive?
RRB PYQ MCQ
04
A magnesium ribbon burns with a dazzling flame in air (oxygen) and…
RRB PYQ MCQ
05
Arrange the following metals in the correct order of reactivity. K, Al,…
RRB PYQ MCQ
06
In the given reaction, ______ acts as a reducing agent. Fe2O3 +…
RRB PYQ MCQ
07
In the reaction ZnO + C → Zn + CO:
RRB PYQ MCQ
08
Four different experiments were conducted by students of Class X. I. Navin…
RRB PYQ MCQ