Structure of Atom Test

Result

Structure of Atom Test - 30

Score
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Weekly Quiz Competition

Question 1
4 / -1

A

B

C

D
Question 2
4 / -1

The de – Broglie wavelength associated with ball of mass 200 g and moving at a speed of 5 m hour^–1 is of the order of (h = 6·625 x 10^–34 Js)

A
10^–15 m

B
10^–20 m

C
10^–30 m

D
10^–25 m
Question 3
4 / -1

A

B
zero

C

D
Question 4
4 / -1

A

B

C

D
Question 5
4 / -1

Among the following series of transition metal ions, the one where all metal ions have same 3d electronic configuration is

A

B

C

D
Question 6
4 / -1

For d-electron, the orbital angular momentum is

A

B

C

D
Question 7
4 / -1

Time taken for an electron to complete one revolution in the Bohr orbit of hydrogen atom is

A

B

C

D
Question 8
4 / -1

The energy of second Bohr orbit of the hydrogen atom is –328 kJ mol^–1, hence the energy of fourth Bohr orbit would be

A
–41 kJ mol^–1

B
–1312 kJ mol^–1

C
–164 kJ mol^–1

D
–82 kJ mol^–1
Question 9
4 / -1

The correct order of number of unpaired electrons in the ions Cu²⁺, Ni²⁺, Fe³⁺ and Cr³⁺ is

A

B

C

D
Question 10
4 / -1

Ground state electronic configuration of nitrogen atom can be represented by

A

B

C

D