Chemistry - Online Test

Q1. Gibberellins cause:
Answer : Option B
Explaination / Solution:
No Explaination.


Q2. Which of the following reagent can be used to convert nitrobenzene to aniline
Answer : Option A
Explaination / Solution:
No Explaination.


Q3. Electronic configuration of species M2+ is 1s2 2s2 2p6 3s2 3p6 3d6 and its atomic weight is 56. The number of neutrons in the nucleus of species M is
Answer : Option C
Explaination / Solution:

M2+ : 1s2 2s2 2p6 3s2 3p6 3d6

M : 1s2 2s2 2p6 3s2 3p6 3d8

Atomic number = 26

Mass number =56

No. of neutrons = 56 -26 = 30


Q4. The plant which propagates with the help of its leaves is ___________.
Answer : Option D
Explaination / Solution:
No Explaination.


Q5. Chemical species present in the environment are either naturally occurring or generated by human activities. The study of their interaction with and effects on the environment is called as:
Answer : Option C
Explaination / Solution:

Environmental chemistry basically deals with the origin, transport, reaction and effects of various chemical species of natural or human origin in the environment. It is a part of environmental studies that deals with all other aspects and interactions of environment.

Q6. The f – block elements are known as
Answer : Option D
Explaination / Solution:

F block elements are known as inner transition elements.

Q7. Graphite and diamond are
Answer : Option C
Explaination / Solution:
No Explaination.


Q8. IUPAC name of CH3CHO is
Answer : Option B
Explaination / Solution:

CH3CHO is ethanal
Q9. The IUPAC name of  is
Answer : Option B
Explaination / Solution:
No Explaination.


Q10. Which among the following is an ambidentate ligand?
Answer : Option D
Explaination / Solution:

ONO and NO2