资讯

Researchers reporting in ACS' Journal of Chemical Education introduce an innovative way to make learning about the elements much more approachable by using 'pseudo' periodic tables filled with ...
Ever wondered what makes Hydrogen number 1 on the periodic table? There's a reason. Discover the intelligent design of the periodic table with BBC Bitesize.
India News: NEW DELHI : Darwin’s theory of evolution and the periodic table will continue to be part of the Class 9 and 10 syllabus as will chapters on the Mughal.
The National Council of Educational Research and Training (NCERT) has removed the periodic table, and sources of energy chapters from the class 10th chemistry textbooks. Check details here.
The periodic table, democracy, and sources of energy - Class 10 students will no longer learn about these from their government-issue textbooks.
On Periodic Table Dropped From Class 10 Books, An Official Clarification More than 1,800 scientists and educators had written an open letter expressing concern over the rationalisation exercise.
NCERT has removed a chapter on the periodic table of elements, among other topics, from the Class 10 science textbook ...