Atomic Structure

1. Gases are good conductors of electricity at high pressure.

a) True
b) False

2. Cathode rays can ionize gases.

a) False
b) True

3. Positive rays were discovered in 1896.

a) False
b) True

4. Neutron was discovered by Chadwick.

a) True
b) False

5. JJ Thomson measured e/m value of electrons.

a) True
b) False

6. Mass of electron is 1.9 X 10^-28 grams.

a) True
b) False

7. Two electrons in the same orbital should have same spin.

a) False
b) True

8. In the absence of magnetic field all-orbitals are degenerate.

a) True
b) False

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