Exam Category
Chemistry
Showing 556 questions & PYQs organized by topics.
Chemistry
Matter, Atom and Molecules
10 Topics
01
What is the percentage of oxygen in Al2(SO4)3?
RRB PYQ MCQ
02
Which property distinguishes a homogeneous mixture from a heterogeneous mixture?
RRB PYQ MCQ
03
Find the correct match. A. Atomic mass of an element is not…
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04
In a flask of volume ‘V’ litres, 0.2 moles of O2, 0.4…
RRB PYQ MCQ
05
Atomic radius is measured in:
RRB PYQ MCQ
06
Which of the following statements about a proton is correct?
RRB PYQ MCQ
07
Which of the following reactions is not an example of redox reaction?…
RRB PYQ MCQ
08
What is the process called when a substance’s spontaneous movement from a…
RRB PYQ MCQ
09
The relative atomic masses of all elements have been found with respect…
RRB PYQ MCQ
10
A sodium chloride crystal contains sodium and chloride ions in a 1:1…
RRB PYQ MCQ