NEET Chemistry MCQ: NCERT Mole Concept | NEET.Guide Questions

Equal masses of oxygen and ozone are present in a container at 298 K. The ratio of their partial pressures ( $P_{O_2} : P_{O_3}$ ) is:

A

1:1

B

2:3

C

3:2

D

4:3

Question Tags

📚 Subject:Chemistry

📑 Chapter:Some Basic Concepts in Chemistry

🎯Topic:Mole Concept

🎓 Ncert Level:Application

🎯Difficulty :Hard

⚡ Time Required :2 mins

🔄Ncert Concepts :Mole Concept, Partial Pressures, Dalton's Law

Related Questions

The number of moles of hydrogen molecules required to produce 20 moles of ammonia through Haber’s process is:

A

10

B

20

C

30

D

40

Question Tags

📚 Subject:Chemistry

📑 Chapter:Some Basic Concepts in Chemistry

🎯Topic:Mole Concept

🎓 Ncert Level:Application

🎯Difficulty :Medium

⚡ Time Required :2 mins

🔄Ncert Concepts :Stoichiometry, Haber's process, Mole ratios

A 0.50 $M$ solution of $KI$ reacts with excess of ${{\rm{H}}_2}{\rm{S}}{{\rm{O}}_4}$ and ${\rm{KI}}{{\rm{O}}_3}$ solutions according to the equation, $6{{\rm{H}}^ + } + 5{{\rm{I}}^ - } + {\rm{IO}}_3^ - o 3{{\rm{I}}_2} + 3{{\rm{H}}_2}{\rm{O}}$ . Which of the following statements is true?

A

200 mL of the $KI$ solution reacts with 0.10 mole ${\rm{KI}}{{\rm{O}}_3}$ .

B

100 mL of the $KI$ solution reacts with 0.060 $M$ of ${{\rm{H}}_2}{\rm{S}}{{\rm{O}}_4}$ .

C

0.5 litre of the $KI$ solution produces 0.15 mole of ${{\rm{I}}_2}$

D

None of the above

Question Tags

📚 Subject:Chemistry

📑 Chapter:Some Basic Concepts in Chemistry

🎯Topic:Mole Concept

🎓 Ncert Level:Application

🎯Difficulty :Hard

⚡ Time Required :3 mins

🔄Ncert Concepts :stoichiometry, molarity, mole ratios

Number of moles of $N{a_2}S{O_4}$ produced from 1 mole of NaOH

A

$\frac{1}{2}$ mol

B

1 mol

C

2 mol

D

5 mol

Question Tags

📚 Subject:Chemistry

📑 Chapter:Some Basic Concepts in Chemistry

🎯Topic:Mole Concept

🎓 Ncert Level:Application

🎯Difficulty :Medium

⚡ Time Required :2 mins

🔄Ncert Concepts :Stoichiometry, Balancing Chemical Equations, Mole Ratios

The number of moles of hydrogen molecules required to produce 20 moles of ammonia through Haber’s process is:

A

10

B

20

C

30

D

40

Question Tags

📚 Subject:Chemistry

📑 Chapter:Some Basic Concepts in Chemistry

🎯Topic:Mole Concept

🎓 Ncert Level:Application

🎯Difficulty :Medium

⚡ Time Required :2 mins

🔄Ncert Concepts :Stoichiometry, Haber's process, Mole ratios

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