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JEE Main || Physical Chemistry || Super Quiz 12

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Question 1

What are the number of nodal planes in a p_x?

Question 2

Higher order (>3) reactions are rare due to:

Question 3

The minimum volume of water required to dissolve 0.1 g lead(II) chloride to get a saturated solution

atomic mass of Pb=207u) is :

Question 4

A student dilutes 50.0 mL of a 0.10 mol/L solution of HCl to 0.010 mol/L by adding water. Which statement is true?

Question 5

The standard reduction potential at 298 K for the following half-cell reaction

Which of the following is strongest reducing agent?

Question 6

Which of the following statements about colloids is False?

Question 7

The enzyme ptyalin used for the digestion of food is present in:

Question 8

At what temperature does the entropy of perfect crystal is zero?

Question 9

The enthalpies of solution of BaCl₂ (s).2H₂O and BaCl₂ (s) are 8.8kJ/mol and – 20.6 kJ/mol respectively. The enthalpy change for hydration of BaCl₂(s) is

Question 10

The half-life of a first order reaction is 30 min. The time required for 75% completion of the same reaction will be

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Sep 17JEE & BITSAT