Advertisements
Advertisements
प्रश्न
Define: Ions
Advertisements
उत्तर
An atom which becomes charged by losing or gaining electrons is called an ion.
APPEARS IN
संबंधित प्रश्न
If bromine atom is available in the form of, say, two isotopes `""_35^79Br (49.7%)" and """_35^81Br (50.3%)`, calculate the average atomic mass of bromine atom.
WRITE SHORT ANSWER
Define an ionic compound.
Fill in the blank
An ion with positive charge is called ______
What does an atom consist of ? Explain.
Name two particles found inside the nucleus. What are they collectively called ?
Who originated the word ‘atom’ ?
A certain particle ‘X’ has 17 protons, 18 electrons and 20 neutrons.
What is the atomic numebr of X ?
Fill in the blank
If an atom loses an electron, it acquires ______ a charge.
Fill in the blank
A deficiency of electrons produces a ________ charge.
What are the building blocks of matter ?
What value has been given to the mass of this reference atom ?
For the symbols H, D and T, write the subatomic particles (protons, neutrons and electrons) found in each one of them.
Calculate the number of moles in 12.044 × 1025 atoms of phosphorus.
Elements X and Y have 1 and 7 electrons in their outermost shell respectively.
Which will form positive ion?
Elements X and Y have 1 and 7 electrons in their outermost shell respectively.
Which will form negative ion?
Select the correct answer to the statement given below:
The basic unit of matter is not capable of independent existence.
The electronic structure [configuration] of fluorine can be written as 2, 7. In a similar way give the electronic configuration of phosphorus
In the nucleus of `""_20"Ca"^40`, there are ______
Write any two observations which support the fact that atoms are divisible.
What is the fundamental particle of an element?
