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Practical Chemistry Mock Tests

30 questions available

Practical Chemistry Mock Test 1

Questions: 30

Sample Questions

NEET Chemistry
When H₂S gas is passed through an aqueous solution containing Cu²⁺, Zn²⁺, and Mn²⁺ ions in acidic medium (dil. HCl), which precipitate is formed?
A Only CuS
B CuS and ZnS
C CuS, ZnS, and MnS
D Only ZnS
NEET Chemistry
The process of removing sulphur from iron ore is called:
A Roasting
B Calcination
C Flotation
D Smelting
NEET Chemistry
Which of the following statements is correct regarding the adsorption of a gas on a solid surface?
A Physisorption increases with increasing temperature
B Chemisorption is endothermic
C Physisorption involves van der Waals forces
D Chemisorption is reversible
JEE Main Chemistry
The volume of 0.1 M KMnO₄ required to completely oxidize 0.1 M FeSO₄ (50 mL) in acidic medium is:
A 50 mL
B 10 mL
C 25 mL
D 100 mL
JEE Main Chemistry
25 mL of 0.1 M NaOH solution requires 20 mL of H₂SO₄ solution for complete neutralisation. The molarity of the H₂SO₄ solution is:
A 0.0625 M
B 0.125 M
C 0.25 M
D 0.05 M
NEET Chemistry
In a titration, 25 mL of 0.1 M NaOH is completely neutralized by 20 mL of HCl. What is the molarity of the HCl solution?
A 0.125 M
B 0.08 M
C 0.1 M
D 0.2 M
JEE Main Chemistry
A primary standard used to standardize NaOH is:
A Oxalic acid
B Sodium hydroxide
C Potassium hydroxide
D Sodium chloride
NEET Chemistry
In the qualitative analysis of cations, H₂S gas is passed through an acidic solution containing Cu²⁺, Zn²⁺, and Mn²⁺. Which sulfide precipitates first?
A CuS
B ZnS
C MnS
D All precipitate simultaneously

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