Chemistry – Class 11 Mock Test 2

10%

Question 1 of 10

1. Write the values for l, n, and m for Ψ_3,1,0?

1, 0, 3

1, 3, 0

3, 1, 0

0, 3, 1

Question 1 of 10

Question 2 of 10

2. For the 115th element _________ is the name as per IUPAC nomenclature and __________ is the official name.

Unnilquadium, Mendelevium

Unnilunium, Rutherfordium

Ununpentium, Moscovium

Moscovium, Ununpentium

Question 2 of 10

Question 3 of 10

3. How many electrons can exist with the principal quantum number's value as 4?

Question 3 of 10

Question 4 of 10

4. What is the shape the orbital, whose "l" is 1?

Spherical

Double dumbbell

Dumbbell

Complex

Question 4 of 10

Question 5 of 10

5. No two electrons have the same set of all four quantum numbers.

True

False

Question 5 of 10

Question 6 of 10

6. The elements, Unnilhexium and Seaborgium are the same.

False

True

Question 6 of 10

Question 7 of 10

7. Calculate the wavelength of a photon that traveled from 5^th orbit to 2^nd orbit.

268 nm

434 nm

456 nm

863 nm

Question 7 of 10

Question 8 of 10

8. Find out the number of neutrons, protons, and electrons of ₁₇Cl³⁷ respectively.

20, 17, 17

17, 17, 17

17, 17, 20

20, 20, 17

Question 8 of 10

Question 9 of 10

9. N₂O is a _________

Acid

Tear gas

Laughing gas

Base

Question 9 of 10

Question 10 of 10

10. The periodic functions of the __________ are the properties of respective elements.

No of protons

Chemical properties

Atomic Weights

Atomic Number

Question 10 of 10