जॉइन Examsbookउत्तर : 4. "atomic number"
According to the modern Periodic Law, the properties of elements are periodic functions of their5
प्र: According to the modern Periodic Law, the properties of elements are periodic functions of their
- 1volencyfalse
- 2atomic massfalse
- 3number of neutronsfalse
- 4atomic numbertrue
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उत्तर : 4. "atomic number"
व्याख्या :
Answer: D) atomic number Explanation: Atomic number is the serial number of an element in the periodic classification of elements. It gives the number of protons and also the number of electrons in an atom.
समान प्रश्न
Since Nithya and Suganya exchange places, so Rita’s new position is the same as Monika’s earlier position. This position is 17th from the right and 10th from the left. Therefore Number of girls in the row = (16 + 1 + 9) = 26.