Advertisements
Advertisements
प्रश्न
Element X is a metal with a valency 2. Element Y is a non metal with a valency 3.
(a) Write equations to show how X and Y form ions.
(b) If Y is a diatomic gas, write the equation for the direct combination of X and Y to form a compound.
Advertisements
उत्तर
(a) For element X :
X → X2 + 2e-
For element Y :
Y + 3e- → Y3-
(b) Since Y is a diatomic gas hence it combines with X as :
3X + Y2 → X3Y2
APPEARS IN
संबंधित प्रश्न
Give electron dot diagram of the following:
nitrogen
What type of bond is formed between two atoms, when the electronegative difference between them is low ?
A Compound 'X' consists of only molecules. Hence 'X' will have
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 |
|
|
Potassium (at No.19) and chlorine (at No.17) react to form a compound. Explain the formation of the compound on the basis of reduction.
State the type of bonding in the following molecules.
Water,
Identify the following reaction as either oxidation or reduction:
O + 2e- → O2-
Identify the following reaction as either oxidation or reduction:
Zn → Zn2+ + 2e-
Sodium having atomic number 11, is ready to ______ electron/ electrons to attain the nearest noble gas electronic configuration.
