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CHEMISTRY

Chemistry
Two electrons in an orbital are differentiated by which of the following ?

Spin quantum number
Azimuthal quantum number
Principal quantum number
Magnetic quantum number

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Chemistry
When cathode rays strike a target of high atomic weight, they give rise to

X-rays
?-rays
? and ? rays
Positive rays

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Chemistry
How many electrons can be accommodated in d-orbital

3
10
8
6

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Chemistry
The scientist who experimentally proved the existance of positron is

Anderson
Bethe
Bohr
Fermi

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

Same spin
No spin
Same or opposite spin
Opposite spin

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