Practical Chemistry – Physical (PC)

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

1. Both Statement I and Statement II are true
2. Both Statement I and Statement II are false
3. Statement I is true but Statement II is false
4. Statement I is false but Statement II is true

Identify the correct statements : Choose the correct answer from the options given below :

1. D and E Only
2. A, B and E Only
3. A, B, C and E Only
4. A, B and C Only

Compounds that should not be used as primary standards in titrimetric analysis are : Choose the most appropriate answer from the options given below:

1. C, D and E Only
2. B and D Only
3. D and E Only
4. A, C and D Only

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

1. Statement I is false but Statement II is true
2. Statement I is true but Statement II is false
3. Both Statement I and Statement II are true
4. Both Statement I and Statement II are false

Which of the following mixing of 1 M base and 1 M acid leads to the largest increase in temperature?

1. 50 mL HCl and 20 mL NaOH
2. 30 mL HCl and 30 mL NaOH
3. 45 mL CH3COOH and 25 mL NaOH
4. 30 mL CH3COOH and 30 mL NaOH

Identify the incorrect statements regarding primary standard of titrimetric analysis. Choose the correct answer from the options given below :

1. (C) and (E) only
2. (A) and (B) only
3. (B) and (E) only
4. (C) and (D) only

When equal volume of 1 M HCl and 1 M H2SO4 are separately neutralised by excess volume of 1M NaOH solution. x and y kJ of heat is liberated respectively. The value of y/x is .

Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R) In the light of the above statements, choose the correct answer from the options given below.

1. (A) is true but (R) is false
2. Both (A) and (R) are true and (R) is the correct explanation of (A)
3. Both (A) and (R) are true but (R) is not the correct explanation of (A)
4. (A) is false but (R) is true

Given below are two statements : In the light of the above statements, choose the most appropriate answer from the options given below :

1. Both Statement I and Statement II are correct
2. Statement I is incorrect but Statement II is correct
3. Both Statement I and Statement II are incorrect
4. Statement I is correct but Statement II is incorrect