1
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

Fehling's solution 'A' is

A
aqueous copper sulphate
B
alkaline copper sulphate
C
alkaline solution of sodium potassium tartrate (Rochelle's salt)
D
aqueous sodium citrate
2
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List I with List II.

List I
(Process)
List II
(Conditions)
A. Isothermal process I. No heat exchange
B. Isochoric process II. Carried out at constant temperature
C. Isobaric process III. Carried out at constant volume
D. Adiabatic process IV. Carried out at constant pressure

Choose the correct answer from the options given below:

A
A-IV, B-III, C-II, D-I
B
A-IV, B-II, C-III, D-I
C
A-I, B-II, C-III, D-IV
D
A-II, B-III, C-IV, D-I
3
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements :

Statement I: Both $$[\mathrm{Co}(\mathrm{NH}_3)_6]^{3+}$$ and $$[\mathrm{CoF}_6]^{3-}$$ complexes are octahedral but differ in their magnetic behaviour.

Statement II: $$[\mathrm{Co}(\mathrm{NH}_3)_6]^{3+}$$ is diamagnetic whereas $$[\mathrm{CoF}_6]^{3-}$$ is paramagnetic.

In the light of the above statements, choose the correct answer from the options given below:

A
Both Statement I and Statement II are true
B
Both Statement I and Statement II are false
C
Statement I is true but Statement II is false
D
Statement I is false but Statement II is true
4
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

On heating, some solid substances change from solid to vapour state without passing through liquid state. The technique used for the purification of such solid substances based on the above principle is known as

A
Crystallization
B
Sublimation
C
Distillation
D
Chromatography
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