defence exam ITBP (Telecommunication) Head Constable Mock Test 2024 Chemistry Organic Compounds Containing Nitrogen
Which of the following represent a bi-liquid propellant?
1
N2O4 + unsymmetrical dimethylhydrazine
2
N2O4 + acrylic rubber
3
Nitroglycerine + nitrocellulose
4
Polybutandiene + ammonium perchlorate