AIPMT 2011 Mains | Some Basic Concepts of Chemistry Question 32 | Chemistry

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AIPMT 2011 Mains

MCQ (Single Correct Answer)

-1

Which has the maximum number of molecules among the following ?

44 g CO₂

48 g O₃

8 g H₂

64 g SO₂

AIPMT 2010 Prelims

MCQ (Single Correct Answer)

-1

25.3 g of sodium carbonate, Na₂CO₃ is dissolved in enough water to make 250 mL of solution. If sodium carbonate dissociates completely, molar concentration of sodium ion, Na⁺ and carbonate ions, CO$${}_3^{2 - }$$ are respectively (Molar mass of Na₂CO₃ = 106 g mol^$$-$$1)

0.955 M and 1.910 M

1.910 M and 0.955 M

1.90 M and 1.910 M

0.477 M and 0.477 M

AIPMT 2010 Prelims

MCQ (Single Correct Answer)

-1

The number of atoms in 0.1 mol of a triatomic gas is (N_A = 6.02 $$ \times $$ 10²³ mol^$$-$$1)

6.026 $$ \times $$ 10²²

1.806 $$ \times $$ 10²³

3.600 $$ \times $$ 10²³

1.800 $$ \times $$ 10²²

AIPMT 2009

MCQ (Single Correct Answer)

-1

10 g of hydrogen and 64 g of oxygen were filled in a steel vessel and exploded. Amount of water produced in this reaction will be

3 mol

4 mol

1 mol

2 mol

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Human Health and Diseases Body Fluids and Its Circulation Locomotion and Movement Neural Control and Coordination Reproduction in Organisms Reproductive Health Structural Organisation in Animals Digestion and Absorption Excretory Products and Their Elimination Chemical Coordination and Integration Human Reproduction Animal Kingdom Breathing and Exchange of Gases Evolution