Home
Class 10
CHEMISTRY
Which of the given elements A , B , C , ...

Which of the given elements A , B , C , D and E with atomic numbers 2 , 3 , 7 , 10 and 30 respectively belong to the same period ?

A

A , B , C

B

B , C , D

C

A , D , E

D

B , D , E

Text Solution

Verified by Experts

The correct Answer is:
B
B , C , D belong to the same period .
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • ACIDS,BASES AND SALTS

    VGS PUBLICATION-BRILLIANT|Exercise 5. Electric Current|23 Videos

  • ACIDS,BASES AND SALTS

    VGS PUBLICATION-BRILLIANT|Exercise 6 . Electromagnetism|18 Videos

  • ACIDS,BASES AND SALTS

    VGS PUBLICATION-BRILLIANT|Exercise 3. Human eye and colourful world|17 Videos

  • ACIDS, BASES AND SALTS

    VGS PUBLICATION-BRILLIANT|Exercise Section-4|88 Videos

  • ACIDS,BASESAND SALTS

    VGS PUBLICATION-BRILLIANT|Exercise EXERCISE|24 Videos

Similar Questions

Explore conceptually related problems

A , B and C are three elements with atomic numbers 6, 11 and 17 respectively. i) Which of these from ionic bond ? Why ?

A, B, and C are three elements with atomic numbers 6, 11 and 17 respectively : Which of these cannot form covalent bond ? Why ?

Knowledge Check

  • Which of the following elements A , B , C , D and E with atomic numbers 3 , 11 , 15 , 18 , and 19 respectively belong to the same group ?

    A
    A , B , C
    B
    B , C , D
    C
    A , D , E
    D
    A , B , E

  • Among the elements A,B,C and D having atomic numbers 9,10,11 and 12 respectively the correct order of ionisation energies is

    A
    `A gt B gt C gt D`
    B
    `B gt A gt D gt C`
    C
    `B gt A gt C gt D`
    D
    `D gt C gt B gt A`

  • Among the elements A, B, C and D having atomic numbers 7,8,9 and 12 the element having smallest size is _____

    A
    A
    B
    B
    C
    C
    D
    D

    • Similar Questions

    Explore conceptually related problems

    A, B, and C are three elements with atomic numbers 6, 11 and 17 respectively : Which of these can form ionic as well as covalent bond ?

    An element with atomic number 20 will be placed in which period of the periodic table?

    An element with atomic number 20 will be placed in which period of the periodic table?

    An element with atomic number 20 will be placed in which period of the periodic table?

    Which of the following pairs of atomic numbers represents elements belonging to the same group?

    Home
    Profile