Le-blanc process is employed in the manufacture of
baking soda
washing soda
potash
plaster of Paris
In the first order reaction, 75% of the reactant gets disappeared in 1.386 h. The rate constant of the reaction is
3.0 10-3 s-1
2.8 10 -4 s-1
17.2 10-3 s-1
1.8 10-3 s-1
Which of the following is known as invert soap?
Pentaerythritol monostearate
Sodium stearyl sulphate
Trimethyl stearyl ammonium bromide
Ethoxylated nonyphenol
C.
Trimethyl stearyl ammonium bromide
Trimethyl stearyl ammonium bromide has a chiral nitrogen atom, thus is known as invert soap.
Which one of these is not true for benzene?
It forms only one type of mono-substituted product
There are three carbon-carbon single bonds and three carbon-carbon double bonds
Heat of hydrogenation of benzene is less than its theoretical value
The bond angle between carbon-carbon bonds is 120°