IAS Science — Chemistry previous year questions with solutions.
Which one of the following is used as an anti-freeze for the automobile engines?
The most reactive among the halogens is
The offending substance in the liquor tragedies leading to blindness etc. is
The major chemical compound found in kidney stones is:
Which one of the following elements is alloyed with iron to produce steel which can resist high temperatures and also have high hardness and abrasion resistance?
The chemical used as a 'fixer' in photography is