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प्रश्न
A Compound 'X' consists of only molecules. Hence 'X' will have
विकल्प
a Crystalline hard structure
A low melting point and low boiling point
An ionic bond
A strong force of attraction between its molecules
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उत्तर
A Compound 'X' consists of only molecules. Hence 'X' will have a low melting point and low boiling point.
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संबंधित प्रश्न
Give electron dot diagram of the following:
nitrogen
Complete the following:
| Sodium | Phosphorus | Carbon | |
| Formula of chloride | |||
| Nature of bonding | |||
| Physical state of chloride |
Fill in the blanks.
The electrovalent bond or ionic bond is called as _____ bond
Element X is a metal with a valency 2; Y is a non-metal with a valency 3.
(a) Write an equation to show how Y forms as ion
(b) If Y is a diatomic gas, write an equation for the direct combination of X and Y to form a compound.
What is the contribution of the following in atomic structure?
Democritus
Complete the following table relating to the atomic structure of some elements.
|
Element Symbol |
Atomic Number |
Mass Number |
Numbers of neutrons |
Number of Electrons |
Number of Protons |
|
Li |
3 |
6 |
|
|
|
|
Cl |
17 |
|
20 |
|
|
|
Na |
|
|
12 |
|
11 |
|
Al |
|
27 |
|
|
13 |
|
S |
|
32 |
16 |
|
|
Draw orbit structure diagram of sodium chloride (NaCl).
State the type of bond between Y and Z and give its molecular formula.
Spot the error/correct the wrong statement:
In the formation of compounds, the inner shell electrons of an atom involved in bonding.
Complete the following table:
| a. | Dativebond | ______ |
| b. | CaH2 → Ca+H2 | ______ |
| c. | ______ | Reduction |
| d. | ______ | Redox reaction |
