English

Write a Short Note on the Following Type of Element – Inner Transition Elements

Advertisements
Advertisements

Question

Write a short note on the following type of element –

inner transition elements

Short/Brief Note
Advertisements

Solution

f-block elements i.e. Lanthanides and actinides are called inner transition elements.

shaalaa.com
  Is there an error in this question or solution?
Chapter 5: The Periodic Table - Additional Questions

APPEARS IN

Viraf J. Dalal Simplified ICSE Chemistry [English] Class 9
Chapter 5 The Periodic Table
Additional Questions | Q 16.5

RELATED QUESTIONS

Write the names from the description.

The metalloids in the second and third periods.


Match column A with column B.

Column A

Column B

(a) Element short by 1 electron in octet

(i) Transition elements

(b) Highly reactive metals

(ii) Noble gases

(c) Non-reactive elements

(iii) Alkali metals

(d) Elements of groups 3 to 12

(iv) Alkaline earth metals

(e) Radioactive elements

(v) Halogens

(f) Elements with 2 electrons in the outermost orbit

(vi)Actinides


If the electronic configuration of an element is 1s2 2s2 2p6 3s2 3p1’then it will
occupy ______ block of the periodic table.


______ block element is placed at the bottom of the periodic table. 


What are the s-block elements?


Group 1 (except hydrogen) elements are called alkali metals.


Group 3-12 elements in the modern periodic table are called d block elements.


Assertion (A): Noble gases are chemically inert in nature.
Reason (R): Noble gases have stable electronic structures.


Write the answer to the questions with reference to the periodic table.

  1. What do (A), (B), (C), and (D) represent?            [1]
  2. Elements are arranged in increasing order of their ______.            [1]
  3. Write the electronic configuration of the first four elements in Group I.            [1]
  4. What change in atomic radius is observed in moving from left to right in a Period?            [1]
  5. Give a reason for (d).            [1]

Answer the following questions related to the modern periodic table.

Which block elements are known as transition elements?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×