Paramagnetism is exhibited by molecules
Not attracted in a magnetic field
Containing only paired electrons
Carrying a positive charge
Carrying unpaired electrons
Assertion : The free gaseous $Cr$ atom has six unpaired electrons
Reason : Half-filled s orbital has greater stability.
The colour imparted by $Co(II)$ compounds to glass is
Which of the following sulphides is yellow in colour
Which metal is present in brass, bronze and German silver
When $KMnO_4$ solution is added to hot oxalic acid solution, the decolourisation is slow in the beginning but becomes instantaneous after some time. This is because