Jerold Chemy

1 mole is known as

• Fermi level

• Avogadro number

• Atomic volume

• Radius

Green colour of leaves is due to

• Chlorophyll

• Hemoglobin

• UV rays

• X rays

Choose odd one out

• UV spectral studies

• IR spectral studies

• Mass spectrometry

• Visible spectroscopy

Lead belongs to _______ group

CdS precipitate is ________ colour

• White

• Blue

• Green

• Yellow

Indicator used in iodimetry titration

Valency of Carbon

• 4

• 5

• 3

• 2

Metal used in grignard reagent

• Al

• Mg

• Fe

• Cu

Nickel gives _______ colour with DMG

NaCl is _______ compound