XI Chemistry Mcqs
Atomic Structure – Chapter # 03 – Test 03
- Question 1 of 101. The energy released when an electron is added to the gaseous atom is called:
Right Answer! Good
Wrong Answer Correct Answer is : Electron Affinity
- Question 2 of 102. An orbital can never occupy:
Right Answer! Good
Wrong Answer Correct Answer is : 3 electrons
- Question 3 of 103. The quantum number which describes the shape of the orbital is called:
Right Answer! Good
Wrong Answer Correct Answer is : Azimuthal quantum number
- Question 4 of 104. When an electron jumps from lower to a higher orbit:
Right Answer! Good
Wrong Answer Correct Answer is : Energy is absorbed
- Question 5 of 105. The power of an atom to attract a shared pair of electron is known as:
Right Answer! Good
Wrong Answer Correct Answer is : Electro negativity
- Question 6 of 106. No two electrons in the atom can have all the same values of quantum numbers. This is known as:
Right Answer! Good
Wrong Answer Correct Answer is : Pauli Exclusion Principle
- Question 7 of 107. Which rule is violated in the following electronic configuration of Nitrogen 1S2, 2s2 2px2, 2pyl:
Right Answer! Good
Wrong Answer Correct Answer is : n+1 Rule
- Question 8 of 108. The number of orbital in L shell of an atom is:
Right Answer! Good
Wrong Answer Correct Answer is : 4
- Question 9 of 109. Angular momentum is represented by:
Right Answer! Good
Wrong Answer Correct Answer is : nh/2π
- Question 10 of 1010. Which of the following atom will lose electron most readily:
Right Answer! Good
Wrong Answer Correct Answer is : K