During the extraction of iron in the blast furnace; slag is produced using?
A. carbon B. crylite C. limestone D. oxygen E. sulphur Correct Answer: Option C – limestone
Which of the following gases is absorbed from the air during photosynthesis?
A. Carbon (II) oxide B. Carbon (IV) oxide C. Nitrogen D. Noble gases E. Oxygen Correct Answer: Option B – Carbon (IV) oxide
How many atoms of chlorine are required to saturate the double bonds of a compound containing a triene?
A. 2 B. 3 C. 4 D. 5 E. 6 Correct Answer: Option E – 6
When dust particles collide randomly in a beam of Sunlight, the phenomenon observed is known as?
A. Brownian movement. B. Dialysis C. Diffusion D. Osmosis E. Tyndall effect Correct Answer: Option E – Tyndall effect Explanation The Tyndall Effect is the effect of light scattering in colloidal dispersion while showing no light in a true solution. This effect...Products
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