[ QUESTION OF THE DAY ]
A minute quantity of cupric salt is heated on borax bead in reducing flame of Bunsen burner; the colour of bead after cooling will be
A minute quantity of cupric salt is heated on borax bead in reducing flame of Bunsen burner; the colour of bead after cooling will be
Anonymous Quiz
27%
Blue
38%
Red
28%
Colourless
7%
Green
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In the Haber process for ammonia production, what role does iron play in the catalyst?
Anonymous Quiz
55%
It speeds up the reaction
20%
It inhibits the reaction.
13%
It acts as a fuel
12%
It stabilizes the temperature.
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Which of the following elements is commonly used as a moderator in nuclear reactors to slow down neutrons and enhance the fission process?
Anonymous Quiz
23%
Boron
19%
Carbon
34%
Hydrogen
24%
Uranium
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