In Latin, the meaning of “AQUA – REGIA” is Water which is loyal or in another words Loyal water. Aqua – regia can be prepared by mixture of two chemicals, (used by jewellery) first is concentrated HCl and concentrated HNO₃ ...
Tiwari Academy Discussion Latest Questions
All metals combine with oxygen to form metal oxides, that are basic in nature gas is expelled out. and turns red litmus solution blue.
Class 12 Science Biology Important MCQ Questions Answers Class 12 Science Important Syllabus MCQ Questions Answers Class 12th Biology NCERT Based MCQ Questions Answers 12th Biology Terminal Exam Based MCQ Extra Questions 12th Biology Science Session 2022-23
Class 8 Science Important Questions Class VIII Science Extra Questions Class 8th Sample paper Questions NCERT Books Class 8 science Questions
Extra Questions for NCERT 8th Science Solutions Class 8th Science Session 2022-2023 NCERT Based Questions Answers Class 8 Science Important Syllabus Questions Answers