and since the mass of the beta particle is extremely small compared with that of the atom, there is practically no decrease in atomic weight. Now in the Periodic Table the valency for oxygen ...

It’s an odd piece of kit, this stereo receiver sitting on a side table in our dining room. While most might regard it as some ...

Mechanical force is an essential feature for many physical and biological processes. Remote measurement of mechanical ...

The National Medical Commission (NMC) released the NEET UG 2025 syllabus, covering Physics, Chemistry, and Biology. T ...

NEET UG 2025 Syllabus Announced: The National Medical Commission (NMC) has officially released the syllabus for the National Eligibility cum Entrance Test (NEET) Undergraduate (UG) 2025. This syllabus ...

As plans were being drawn for a Radium Institute, Pierre Curie (a professor and man of equal genius) was run over and killed on the streets of Paris by a horsedrawn dray. Marie was left with a radium ...

Since the 1950s, scientists have used radio waves to uncover the molecular "fingerprints" of unknown materials, aiding in ...

"See To Believe uncovers the forgotten, mind-blowing facts that will leave you questioning everything. Follow wild stories of mysterious creatures, ancient civilizations, how tech impacts our world in ...

Understand how JEE Main marks and percentile translate into ranks. Learn about normalisation, and the impact of reservation ...

Class 10 and Class 12 practical exams will begin on January 1, 2025, and continue until February 14, 2025. Know more details ...

SINCE no natural constants are more used by chemists than the atomic weights ... concerning the periodic system of the element. In the compilation of the following table the chief emphasis ...

was less than the atomic mass (average mass of the atom). For example, a helium atom has an atomic mass of 4, but an atomic number (or positive charge) of 2. Since electrons have almost no mass ...