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
CH3COOH Y X
Here, X is
glycollic acid
-hydroxy propionic acid
succinic acid
malonic acid
D.
malonic acid
In the above reaction, X represents malonic acid. The reaction can be completed as
CH3COOH BrCH2 - COOH NC - CH2COOH HOOC - CH2 - COOH (malonic acid)
Which of the following is known as invert soap?
Pentaerythritol monostearate
Sodium stearyl sulphate
Trimethyl stearyl ammonium bromide
Ethoxylated nonyphenol
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°