Advertisements
Advertisements
प्रश्न
The following table shows the electronic configuration of the elements W, X, Y, Z:
| Element | w | x | y | z |
| Electronic configurations |
2, 8, 1 | 2, 8, 7 | 2, 5 | 1 |
Answer the following questions based on the table above:
1) What type of Bond is formed between :
a) W and X
b) Y and Z
2) What is the formula of the compound formed between :
a) X and Z
b) W and X
उत्तर
1.a)Ionic bond is formed by transfer of one electron from element W to element X
1.b) Covalent bond is formed by sharing of electrons between elements Y and Z.
2.a) HCl
2.b) NaCl
APPEARS IN
संबंधित प्रश्न
Arrange the following elements in the increasing order of their metallic character:
Mg, Ca, K, Ga
The correct increasing order of the atomic radii of the elements oxygen, fluorine and nitrogen is:
(a) O, F, N
(b) N, F, O
(c) O, N, F
(d) F, O, N
What will be the valency of an element of atomic number 9 (nine)?
K, Pb, Ca, Zn (In the increasing order of the reactivity)
How could the atomic radius of a noble gas be compared with the other elements in a period?
Arrange the following in order of increasing radii:
Mg2+, Mg, Mg+
Arrange the following in order of increasing radii:
N, O, P
Name and state the following with reference to the elements of the first three periods of the periodic table.
Metalloid in Period 3.
Fill in the blank and rewrite the completed statement:
________ group in the periodic table contains elements that are all gases at room temperature.
Select the correct answer from the options given below.
Is the group number of the element whose atomic number is 4.
