Sn is Tin. and the suffix for Chlorine is nearly always Chloride. The (II) means the Tin [in a hypothetical situation where the compound was purely ionic] has an oxidation state of 2, or +2, (ie deficient of two electrons). Source: A2 Chemistry Student.
The chariot was built of pieces of wood which had been bent into the required shape possibly by immersing them in boiling hot water for several hours, bending them and then letting them dry. Various kinds of wood were used: elm, ash for the axles and sycamore for the foot board. The Egyptians knew two types of chariots.
Rockets were first invented in China in 1232 C.E. -100 BC-Aeolipile is invented, uses steam for thrust. It is a sphere that has two L-shaped tubes, and the steam goes through the tubes, causing the sphere to spin.-1232 BCE-Chinese use rockets with arrows attached against Mongol invaders.ockets were first invented in China in 1232 C.E. -100 BC-Aeolipile is invented, uses steam for thrust. It is a sphere that has two L-shaped tubes, and the steam goes through the tubes, causing the sphere to spin.