Advertisements
Advertisements
प्रश्न
What type of bond is formed between two atoms, when the electronegative difference between them is zero?
Advertisements
उत्तर
When the electro negativity difference between the two atoms is zero then the bond formed will be purely covalent.
APPEARS IN
संबंधित प्रश्न
Give electron dot diagram of the following:
Magnesium chloride
Give electron dot diagram of the following:
nitrogen
The following table shows the electronic configuration of the elements W, X, Y, Z:
|
Element |
W |
X |
Y |
Z |
|
Electronic |
2, 8, 1 |
2, 8, 7 |
2, 5 |
1 |
Answer the following question based on the table above:
What is the formula of the compound formed between W and X.
Why do they exist as monoatoms in molecules?
Potassium (at No.19) and chlorine (at No.17) react to form a compound. Explain the formation of the compound on the basis of reducing agent.
Draw the geometric atomic structure of the following atom showing the number of electrons, protons and neutrons in them:
\[\ce{^40_20Ca}\]
How do atoms attain Noble gas electronic configuration?
Complete the table give below.
| Element |
Atomic number |
Electron distribution | Valence electrons | Lewis dot structure |
| Lithium | 3 | 1s22s1 | ||
| Boron | 5 | 1s22s22p1 | ||
| Oxygen | 8 | 1s22s22p4 |
An atom X with atomic number 20 combines with atom Y with atomic number 8. Draw the dot structure for the formation of the molecule XY.
How many atoms of each kind are present in the following molecule:
Chlorine
