Q. In the - series, as we move from Scandium to Zinc , the paramagnetic character :

KCET KCET 2022 Report Error

A

Increases

B

Decreases

C

First increases to maximum and then decreases

D

First decreases to minimum and then increases

Solution:

Explanation: No. of unpaired electrons increases upto and from pairing of electrons starts and paramagnetic character decreases

Questions from KCET 2022

1. Clathatiates or Cage compounds formed by

2. The eleetron affinity. of halugens follow the order

3. Conductivity of a solution is directly proportional to

4. Which of the following is a Lewis acid ?

5. For the reaction , it is found that doubling the concentration of increases rate 4 times and doubling the concentration of B doubles the reaction rate. What is the overall order of the reaction ?

Chemistry Most Viewed Questions

1. If for a certain reaction is at , the value of (in for which the same reaction will be spontaneous at the same temperature is

NEET 2020

2. If of a non-electrolyte solute is dissolved in of n-octane to reduce its vapour pressure to , the molar mass (in of the solute is [Given that molar mass of n-octane is

NEET 2020 Solutions

3. An organic compound contains (by wt.) carbon and remaining percentage of hydrogen. The right option for the empirical formula of this compound is: [Atomic wt. of is is ]

NEET 2021 Some Basic Concepts of Chemistry

4. At standard conditions, if the change in the enthalpy for the following reaction is Given that bond energy of and is and , respectively, what is the bond energy (in of ?

NEET 2020

5. The density of 2 M aqueous solution of NaOH is 1.28 g/cm. The molality of the solution is
[Given that molecular mass of NaOH = 40 g mol]

NEET 2019 Some Basic Concepts of Chemistry

Latest Updates