Question

A.L. Lavoisier, in the year(1)_____ showed that water is a compound of (2)_______ and (3)______ atoms combined together in the ratio of (4)_______

• A. (1) 1781(2) hydrogen
• B. (3) oxygen(4) 2:1

Answer 1

History of water

• Ancient philosophers thought that water is an element.
• In 1781, A.L. Lavoisier showed that water is a compound of hydrogen and oxygen atoms combined together in a ratio 2:1.
• He identified and named oxygen in 1778 and hydrogen in 1783.

A.L. Lavoisier, in the year 1781 showed that water is a compound of hydrogen and oxygen atoms combined together in a ratio of 2:1.