General Science - Questions (Section-1)
#Questions
61Potassium Permanganate is used for purifying drinking water, because
A. it is a sterilising agentB. it dissolves the impurities of water
C. it is a reducing agent D. it is an oxidising agent
View Answer
62Which of the following is an element?
A. RubyB. Sapphire
C. Emerald D. Diamond
View Answer
63Which of the following metals remain in liquid for under normal conditions?
A. RadiumB. Zinc
C. Uranium D. Mercury
View Answer