Quiz 1 Sec. 2

If l = 1 , n = 3 that means that sublevel is ……

• 3s

• 3p

• 3d

• 3f

Cathode rays experiment made by using hydrogen gas, which of the following is correct if we replace hydrogen with nitrogen gas.

• The produced rays differ in their natural

• The produced rays will not differ in their natural

• The produced rays differ in their Passage

• No rays produced due to differ in gas type

If the difference of energy between 1st & 2nd level is E1 so the difference between the 5th & 6th levels is …………

• More than E1

• Less than E1

• Equal to E1

• Quit more than E1

Which of the following are similar in their electric charges?

• Alpha – Cathode

• Alpha – Atom's nucleus

• Cathode – Atom's nucleus

• Alpha – Electron

Which of the following represent the penetrate rays ( A ) & the deflected rays ( B ) & the reflected back ( C ) in Rutherford experiment

• 33% A - 33%B - 33%C

• 95%A - 5%B - zero%C

• 98%A - 1%B - 1%C

• 98%B - 1%A - 1%C

Which of the following quantum numbers do not include a mistake

• n= 3 , l = 2 , ml = -2

• n = 2 , l = 2 , ml = -3

• n = 4 , l = 0 , ml = +1

• n= 3 , l = 2 , ml = -3

If the angle of deflection of alpha particle in Rutherford experiment was 45, determine the angle in the following case whether greater than, less than or equal 45.

If the particles passes near the nuclei of atoms has a greater atomic number ......

• greater than 45

• Less than 45

• Equals to 45

• equals 4.5

If the angle of deflection of alpha particle in Rutherford experiment was 45, determine the angle in the following case whether greater than, less than or equal 45.

If the experiment is repeated with a foil of a heavier isotope of gold ....

• Greater than 45

• Less than 45

• equals to 45

• equals to 4.5

Which of the following sublevels can be found in a given atom?

• 4s

• 3f

• 2d

• 1p

Pauli determines the maximum capacity orbital by ………… electrons

• 1

• 2

• 3

• 4