Home
Class 10
CHEMISTRY
The position of three elements A, B and ...

The position of three elements A, B and C in the periodic Table is shown below:

(a) State whether A is a metal or non-metal
(b) State whether C is more reactive or less reactive than A
( c) Will C be larger or smaller in size than B?
(d) Which type of ion, cation or anion, will be formed by element C?

Text Solution

Verified by Experts

A will form an anion as it accepts an electron to complete its octet.
Promotional Banner

Topper's Solved these Questions

  • PERIODIC CLASSIFICATION OF ELEMENTS

    SUBHASH PUBLICATION|Exercise ADDITIONAL QUESTIONS|14 Videos

  • PERIODIC CLASSIFICATION OF ELEMENTS

    SUBHASH PUBLICATION|Exercise SHORT QUESTIONS|15 Videos

  • PERIODIC CLASSIFICATION OF ELEMENTS

    SUBHASH PUBLICATION|Exercise VALUE BASED QUESTION|2 Videos

  • CHEMICAL REACTIONS ADN EQUATIONS

    SUBHASH PUBLICATION|Exercise VALUE BASED QUESTIONS|8 Videos

Similar Questions

Explore conceptually related problems

The position of three elements A, B and C in the periodic table are shown below : Give reasons to explain the following: (i) Element 'A' is a metal. (ii) Element 'B' has larger size than 'C'. (iii) Element 'C' has a valency - 3.

Identify the likely organisms (A), (B), (C ) and (D) in the food web shown below

The position of three elements X, Y and Z in the periodic table are shown below: (i) Which type of ion, cation or anion, will be formed by element X ? (ii) Which element, Y or z, has the atom of comparatively larger size ? Give reason in each case.

In a triad of three elements A, B, and C, the atomic mass of A and B are 80 and 120 respectively. Find the atomic mass of element C.

A compound contains atoms of three elements A,B and C. If the oxidation number of A is +2 , B is +5 and that of C is - 2 , then the possible formula of the compound is

The atomic radii of three elements A, B and C of a periodic table are 186 pm, 104 pm and 143 pm respectively. Giving a reason, arrange these elements in the increasing order of atomic numbers in the period.

The position of eight elements in the modern periodic table is given below where atomic numbers of elements are given in the parenthesis. (i) Write the electronic configuration of Ca. (ii) Predict the number of valence electrons in Rb. (iii) What is the number of shells in Sr ? (iv) Predict whether K is a metal or a non-metal. (v) Which one of these elements has the largest atom in size ? (vi) Arrange Be, Ca, Mg and Rb in the increasing order of the size of their respective atoms.

SUBHASH PUBLICATION-PERIODIC CLASSIFICATION OF ELEMENTS-TEXTBOOK EXERCISE QUESTION
  1. Which of the following statements is not a correct statement about tbe...

    Text Solution

    |

  2. Element X forms a chloride with the formula XCl which is a solid with ...

    Text Solution

    |

  3. Which elements has two shells, both of which are completely filled w...

    Text Solution

    |

  4. Which elements has The electronic configuration 2,8,2 ?

    Text Solution

    |

  5. Which elements has A total of three shells, with four electrons in i...

    Text Solution

    |

  6. Which elements has A total of two shells, with three electrons in it...

    Text Solution

    |

  7. Which elements has Twice as many electrons in its second shell as in...

    Text Solution

    |

  8. What property do all elements in the same column of the Periodic Table...

    Text Solution

    |

  9. What property do all elements in the same column of the Periodic Table...

    Text Solution

    |

  10. An atom has electronic configuration 2, 8, 7 what is the atomic numb...

    Text Solution

    |

  11. An atom has the electronic configuration 2, 8, 7. a] What is the ato...

    Text Solution

    |

  12. The position of three elements A, B and C in the periodic Table is sho...

    Text Solution

    |

  13. The position of three elements A, B and C in the periodic Table is sho...

    Text Solution

    |

  14. The position of three elements A, B and C in the periodic Table is sho...

    Text Solution

    |

  15. The position of three elements A, B and C in the periodic Table is sho...

    Text Solution

    |

  16. Nitrogen (atomic number 7) and phosphorous (atomic number 15) belong t...

    Text Solution

    |

  17. How does the electronic configuration of an atom related to its positi...

    Text Solution

    |

  18. In the modern periodic table, calcium (atomic number 20) is surrounded...

    Text Solution

    |

  19. Compare and contrast the arrangement of elements in Mendeleev's period...

    Text Solution

    |