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Chemistry

Chemistry
A subshell with l=2 can take up

10 electron
8 electron
5 electron
3 electron

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Chemistry
The fat of a common mussel-secretes a sticky glue that can be used to make heart implants. The unique chemical compound present in the glue is:

Hydroxy phenyl alanine
Amino phenyl alanine
Dihydroxy phenyl alanine
Phenyl alanine

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Chemistry
The gas present in the stratosphere which filters out some of the sun's ultraviolet light and provides an effective shield against radiation damage to living things is

helium
oxygen
ozone
methane

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Chemistry
Carborundum is another name of

Calcium oxide
Calcium carbide
Silicon carbide
Silicon oxide

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Chemistry
Which is the heaviest metal among the following?

Copper
Gold
Iron
Silver

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Chemistry
When there are two electrons in the same orbital, they have:

Same or opposite spin
Opposite spin
Same spin
No spin

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MORE MCQ ON Chemistry

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