According to the latest report of The Economist Intelligence Unit, which has got the first place in the list of safest cities in the world?

India's star tennis player G Sathiyan has won which trophy by defeating Ukraine's Yevhen Prishchepa?

Which of the following properties is not often present in organic compounds?

Gas is produced by the reaction of steam on iron?

If an alloy contains a metal mercury, what is it called?

It is easy to make stone by beating metals. Which property of the metal does it indicate?

is silica?

Which compound is formed when copper is burnt in air?