Question

अंधेपन कि भाप में ढुलकने का क्या तात्पर्य है?
पाठ -सबसे खतरनाक ​

Answer 1

Answer:

In chemistry, an element is a pure substance consisting only of atoms that all have the same numbers of protons in their atomic nuclei. Unlike chemical compounds, chemical elements cannot be broken down into simpler substances by chemical means.