The rate constant of a reaction depends on
the temperature of a reaction
the time of a reaction
the extent of reaction
the initial conc. of the reactant
The half life of a radioactive element is 40 days. Calculate the average life
5.76 days
57.6 days
646 days
4.56 days
How much chlorine will be liberated on passing one ampere current for 30 min. through NaCl solution ?
0.66 mole
0.33 mole
0.66 g
0.33 g
Which of the following compound gives iodoform test?
CH3CN
CH3OH
CH3COCH3
C6H5OH
C.
CH3COCH3
Compounds containing CH3CO group give the iodoform test. The reaction is
CH3CO-CH3 + 3I2 +NaOH CHI3 + HCOONa + H2O
iodoform (yellow ppt)
Hence, only acetone gives the iodoform test.