Chemistry · Chemical Reactions

When hydrogen gas is passed over heated black copper (II) oxide, the black coating turns brown because copper (II) oxide:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

Correct answer

reduces to form brownish copper metal

Save this question and verified answer as a clean study sheet with live clickable link.

👥

Challenge your peer aspirants on WhatsApp or Telegram to solve this question!

Online Test Series

Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.

Chapter Practice

Want more practice questions on Chemical Reactions?

Solve complete topic-wise tests with detailed solutions on GkGet.

Recommended practice questions in Chemistry · Chemical Reactions

The Dandi March, also known as the Salt Satyagraha, was led by which influential leader?

Which act formally granted independence to India, marking the end of British rule?

Who was the key figure in establishing the Indian National Congress?

Related Practice Questions