The Kinetics of the Thermal Decomposition of Nitric Acid in the Liquid Phase

1955 ◽  
Vol 59 (8) ◽  
pp. 683-690 ◽  
Author(s):  
Glenn D. Robertson ◽  
David M. Mason ◽  
William H. Corcoran
1992 ◽  
Vol 57 (11) ◽  
pp. 2302-2308
Author(s):  
Karel Mocek ◽  
Erich Lippert ◽  
Emerich Erdös

The kinetics of the reaction of solid sodium carbonate with sulfur dioxide depends on the microstructure of the solid, which in turn is affected by the way and conditions of its preparation. The active form, analogous to that obtained by thermal decomposition of NaHCO3, emerges from the dehydration of Na2CO3 . 10 H2O in a vacuum or its weathering in air at room temperature. The two active forms are porous and have approximately the same specific surface area. Partial hydration of the active Na2CO3 in air at room temperature followed by thermal dehydration does not bring about a significant decrease in reactivity. On the other hand, if the preparation of anhydrous Na2CO3 involves, partly or completely, the liquid phase, the reactivity of the product is substantially lower.


1956 ◽  
Vol 78 (12) ◽  
pp. 2670-2673 ◽  
Author(s):  
C. W. Tait ◽  
J. A. Happe ◽  
R. W. Sprague ◽  
H. F. Cordes

1951 ◽  
Vol 73 (5) ◽  
pp. 2319-2321 ◽  
Author(s):  
Harold S. Johnston ◽  
Louise Foering ◽  
Yu-Sheng Tao ◽  
G. H. Messerly

2012 ◽  
Vol 545 ◽  
pp. 116-124 ◽  
Author(s):  
C.V.S. Brahmmananda Rao ◽  
K. Chandran ◽  
R. Venkata Krishnan ◽  
N. Ramanathan ◽  
P. Muralidaran ◽  
...  

1992 ◽  
Vol 296 ◽  
Author(s):  
Richard Behrens ◽  
Suryanarayana Bulusu

AbstractThe effects of physical properties and molecular conformation on the thermal decomposition kinetics of several cyclic nitramines are examined and compared to the decomposition of RDX. The compounds used in the study are: octahydro-1,3,5,7-tetranitro- 1,3,5,7-tetrazocine (HMX), hexahydro-l-nitroso-3,5-dinitro-s-triazine (ONDNTA), 1,3,5- trinitro- 1,3,5-triazacycloheptane (TNCHP), and 2-oxo-1,3,5-trinitro-1,3,5-triazacyclohexane (K6). The decomposition pathways of HMX in the liquid phase are similar to the four parallel decomposition pathways that control the decomposition of RDX in the liquid phase. The products formed during the thermal decomposition of ONDNTA arise from multiple reaction pathways. The identities and temporal behaviors of the ONDNTA decomposition products are discussed. TNCHP is thermally stable in the liquid phase. The decomposition products from TNCHP are formed via multiple reaction pathways. One decomposition pathway for TNCHP is through its mononitroso intermediate. TNCHP does not form a stable product that is analogous to oxy-s-triazine (OST) formed in RDX or the smaller ring fragments formed in the liquid-phase decomposition of HMX. K6 is less thermally stable and the decomposition mechanism is much simpler than that of RDX, HMX and TNCHP. The thermal decomposition of K6 occurs between 150 and 180 °C. The products formed during the decomposition of K6 are mainly CH2O and N2O with minor amounts or HCN, CO, NO, and NO2.


1955 ◽  
Vol 77 (16) ◽  
pp. 4208-4212 ◽  
Author(s):  
Harold S. Johnston ◽  
Louise Foering ◽  
James R. White

2013 ◽  
Vol 569 ◽  
pp. 85-89 ◽  
Author(s):  
K. Chandran ◽  
C.V.S. Brahmmananda Rao ◽  
S. Anthonysamy ◽  
V. Ganesan ◽  
T.G. Srinivasan

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