This property of both nitro and nitrate groups is because their thermal decomposition yields molecular nitrogen N 2 gas plus considerable energy, due to the high strength of the bond in molecular nitrogen.
Mount Ararat (16,940 feet, 5165 m) is the largest volcano in Turkey. Although not currently active, its most recent eruption has probably been within the last 10,000 years.
Mayon is the most active volcano in the Philippines having erupted over 49 times in the past 400 years. The first record of a major eruption was witnessed in February 1616 by Dutch explorer Joris van Spilbergen who recorded it on his log in his circumnavigation trip around the world.ayon Volcano's longest uninterrupted eruption occurred on June 23, 1897 (VEI =4), which lasted for seven days of raining fire. Lava once again flowed down to civilization. Eleven kilometers (7 miles) eastward, the village of Bacacay was buried 15 m (49 ft) beneath the lava.