Phase, State and Components

Q.

Let’s say you have a beaker with ice, water and water vapour together. What is the number of phases and what is the number of components you would find in this beaker?

1. Phases – 1 , components – 1
2. Components – 1, Phases – 3
3. Components – 3, Phases – 3
4. Phases – 1, components – 3

Q. 20. Why the solutions physical state depends on siolvent physical state

Q.
What is the number of components in image A and the solution in image B?

1. 2 and 1
2. 1 and 2
3. 1 and 1
4. 2 and 2

Q.
What is the number of physical states in image A and in image B (consider only solution)?

1. 1 and 2
2. 2 and 1
3. 1 and 1
4. 2 and 2

Q. A combination of any substance with any number of other substances is called a mixture.

1. True
2. False

Q. Assertion :Pure liquids and solids can be ignored while writing the equilibrium constant expression for heterogeneous equilibria. Reason: The concentration of pure liquids and solids does not remain constant.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

Q.
What is the number of phases in image A and number of phases in the solution in image B?

1. 1 and 2
2. 2 and 1
3. 1 and 1
4. 2 and 2

Q.
What is the number of phases in image A and number of phases in the solution in image B?

1. 1 and 2
2. 1 and 1
3. 2 and 1
4. 2 and 2

Q.
What is the number of phases in image A and number of phases in the solution in image B?

1. 1 and 2
2. 1 and 1
3. 2 and 1
4. 2 and 2

Q. The salt prepared by the method of direct combination is ____________.

1. Iron(II) chloride
2. Iron(III) chloride
3. Sodium Chloride
4. Alum

Q.
What is the number of components in image A and the solution in image B?

1. 1 and 2
2. 1 and 1
3. 2 and 1
4. 2 and 2

Q. It is possible to make a mixture by combining any 2 or more random substances.

1. True
2. False

Q.
What is the number of components in image A and the solution in image B?

1. 1 and 2
2. 1 and 1
3. 2 and 1
4. 2 and 2