Advertisements
Advertisements
प्रश्न
Elements X and Y have 1 and 7 electrons in their outermost shell respectively.
What will be the charge present of the molecule XY after chemical combination?
Advertisements
उत्तर
electrically neutral
APPEARS IN
संबंधित प्रश्न
Define:- Atom
Write the names of the elements present in the:-
Ammonia
Write the names of `"FeS"` compounds :
Define: Covalent bond
An atom has 13 protons and 14 neutrons.
How many electrons would be present in this atom ?
An atom has 13 protons and 14 neutrons.
What is the atomic mass of the atom ?
A certain particle ‘X’ has 17 protons, 18 electrons and 20 neutrons.
What is the charge on the particle ?
Fill in the blank
A deficiency of electrons produces a ________ charge.
Deduce from the datum provided.
| Datum | To deduce |
| \[\ce{_11^23Na}\] | Neutron number |
| \[\ce{_6^14C}\] | Mass number |
| \[\ce{_17^37 Cl}\] | Proton number |
Name the gas that.
Turns moist starch iodide paper blue black.
Elements X and Y have 1 and 7 electrons in their outermost shell respectively.
Which element will gain electron?
The electronic structure [configuration] of fluorine can be written as 2, 7. In a similar way give the electronic configuration of aluminium
The basic unit of matter is ______.
Define the term ions or radicals.
The number of atoms present in a molecule is called its ______.
Does the solubility of a substance change with temperature? Explain with the help of an example.
Write any two observations which support the fact that atoms are divisible.
The graphite refill used is pencil is made of element called ______.
The smallest unit of an element is ______.
Statement I: Atoms are electrically neutral as they contain equal number of positive and negative charges.
Statement II: Atoms of each element are stable and emit their characteristic spectrum.
In the light of the above statements, choose the most appropriate answer from the options given below:
