BC-I Paper ICA-II Quiz 19th OCT 2024

The energy profile diagram for an SN1 reaction involves how many steps ?

• 3

• 1

• 2

• 4

The dipole moment of CO2 is

• 1

• 2

• 0

• 3

o-nitrophenol involves which kind of hydrogen bonding ?

• intermolecular

• intramolecular

• none

• inter and intra

Double headed arrow indicates what ?

• equilibrium

• Resonance

• forward

• bacward

How much Na2CO3 should be weighed for preparing 1L of 0.5N solution ?

• 26.5 g
• 20.5 g
• 30.0 g
• 15.0 g

Among the following which one is secondary standard ?

• Sodium carbonate

• K2Cr2O7

• HCl

• FAS

The hybridization of carbocation is...............

• sp

• sp2

• sp3

• dsp2

For the complexometric titrations, which indicator is used ?

• KMnO4

• EBT

• Methyl orange

• Pheno;lphthalein

Which element have more electronegativity ?

• S

• N

• O

• F

Among the following which one is more electro positive ?

• F

• O

• N

• Li