Advertisements
Advertisements
प्रश्न
There are two electrons in the outermost orbit of the magnesium atom. Hence, the valency of magnesium is ______.
उत्तर
There are two electrons in the outermost orbit of the magnesium atom. Hence, the valency of magnesium is 2.
APPEARS IN
संबंधित प्रश्न
The sub-atomic particle which revolves around the nucleus is ______.
The atomic number of an atom is the ______.
The _____ revolve around the nucleus.
State true or false. If false, correct the statement.
The electrons are positively charged.
Assertion: The number of protons or the number of neutrons is known as atomic number.
Reason: The mass number is the sum of protons and neutrons.
What are the characteristics of proton?
What are nucleons? Why are they called so? Write the properties of the nucleons.
The number of protons, neutrons and electrons present respectively in \[\ce{^80_35{Br}}\] are
Give short answer:
Is the structure of the atom the same as the structure of the solar system?
The value of series limit in the case of paschen series is ______.