दुर्लभ मृदा तत्व (विशेष रूप से लैंथेनाइड्स) संरचनात्मक रूप से निम्नलिखित भी कहलाते हैं:

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?