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Bleaching action of chlorine is by________?
Bleaching powder contains___________?
Which one of the following gases is readily soluble in water at room temperature?
D. Carbon dioxide
A. german radio
B. radioactive gas
C. artificial fibre
D. an explosive
Which of the following is the most toxic gas?
A. Carbon dioxide
B. Carbon monoxide
The 2018 Nobel Prize in Physiology or Medicine has been awarded jointly to James P Allison and Tasuku Honjo for their discovery of which cancer?
Air Conditioning Controls:___________?
A. Circulation of the Air
D. All of The Above
Earth rotates the sun in___________?
A. 23 hours 56 min 4 sec
B. 24 hours
C. 23 hours 57 min 9 sec
D. None of above
Who created the periodic table
Bauxite is an ore of_________?
Ruby is an oxide of__________?
D. aluminium oxide
Who created the periodic table?,Which one of the following gases is readily soluble in water at room temperature?,Bauxite is an ore of?,Bleaching powder contains?,Bleaching action of chlorine is by?The 2018 Nobel Prize in Physiology or Medicine has been awarded jointly to James P Allison and Tasuku Honjo for their discovery of which cancer?