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प्रश्न
Elements X and Y have 1 and 7 electrons in their outermost shell respectively.
Which element will gain electron?
उत्तर
Y
APPEARS IN
संबंधित प्रश्न
TRUE \ FALSE
Neils Bohr gave the theory to explain the arrangement of protons in an atom.
Write the names of the elements present in the:-
Glucose
Write the names of the elements present in the:-
Sodium hydroxide
Define: Relative atomic mass
What are orbits or shells ?
What is the maximum number of electrons present in:
1. first shell
2. second shell
3. third shell and
4. fourth shell
Define: Covalent bond
Name the particle or particles you would expect to find in :
The nucleus of an atom
Fill in the blank
If an atom gains an electron, it is called an _______
Fill in the blank
If an atom loses an electron, it acquires ______ a charge.
Write the relation between nanometre and metre.
Why is it not possible to see an atom even with the most powerful microscope ?
One nm is equal to :
Find the mass of 2 moles of nitrogen atoms.
Calculate the number of moles in 12.044 × 1025 atoms of phosphorus.
Electron, proton, neutron are the types of ______ in an atom.
The electron shell ______ is nearest to the nucleus.
In the nucleus of `""_20"Ca"^40`, there are ______
Give the salient features of “Modern atomic theory”.
The most abundant type of atom is the universe is ______.
