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Chemistry

Chemistry
How many electrons can be accommodated in d-orbital

8
3
6
10

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Chemistry
Bayer's reagent is

Bromine water
Alkaline potassium permanganate
Hydrogen peroxide
Acidified potassium permanganate

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Chemistry
The depletion of ozone layer is due to

Chloro fluoro carbon
Sulphur dioxide
Carbon dioxide
Ethane

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Chemistry
The maximum number of isomers for an alkene with molecular formula C4H8 is

5
2
3
4

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Chemistry
The wire of flash bulb is made of:

Magnesium
Silver
Copper
Barium

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Chemistry
Which of the following acts as best adsorbent?

Activated Coconut Charcoal
Charcoal
Activated Charcoal
Carbon black

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