Home
Class 11
CHEMISTRY
Use the following system of naming eleme...

Use the following system of naming elements in which first alphabets of the digits are written collectively,
`{:(0,1,2,3,4,5,6,7,8,9),(nil,uni,bi,tri,"quad",pent,hex,sept,oct,"enn"):}` to write three-letter symbols for the elements with atomic number 101 to 109. [Example: 101 is Unu...]

Text Solution

Verified by Experts

The correct Answer is:
`{:(101,102,103,104,105,106,107,108,109),("Unu",Unb,Unt,unq,Unp,Unh,Uns,Uno,"Une"):}`
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Which of the following digits have two lines of symmetry ? 0,1,2,3,4,5,6,7,8,9

Let A={1, 2, 3, 4, 5, 6, 7, 8, 9, 10}. Then the number of subsets of A containing two or three elements is

Let A = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} . Then the number of subsets of A containing two or three elements is:

Total number of 10 – digit numbers in which only and all the digits 1, 2, 3, 4, 5, 6, 7, 8, 9 appear, is:

If the following series is written in the reverse order, which number will be fourth to the right of the seventh number from the left ? 7,3,9,7,0,3,8, 4, 6, 2, 1, 0,5, 11, 13

How many three figure numbers can be formed with the digits 1,2,3,4,5,6,7,8,9 if there is no restriction on the repetition of the digits?

Knowledge Check

  • The series of natural numbers is written as follows: {:(,,1,,),(,2,3,4,),(5,6,7,8,9),(...,,...,,...),(...,,...,,...):} Find the sum of the numbers in the nth row:

    A
    `n^3 +1`
    B
    `(2n)^2 -1`
    C
    `n^3 +(n-1)^3`
    D
    none of these

  • Let A={1, 2, 3, 4, 5, 6, 7, 8, 9, 10}. Then the number of subsets of A containing two or three elements is

    A
    45
    B
    120
    C
    165
    D
    330

  • Let A = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} . Then the number of subsets of A containing two or three elements is:

    A
    45
    B
    120
    C
    165
    D
    330
    • BANSAL-PERIODIC TABLE-EXERCISE-3
    1. Use the following system of naming elements in which first alphabets o...

      Text Solution

      |

    2. Mg^(2+), O^(2-),Na^(+),F^(-),N^(3-) (Arrange in decreasing order of io...

      Text Solution

      |

    3. Why Ca^(2+) has a smaller ionic radius than K^(+).

      Text Solution

      |

    4. Arrange in decreasing order of atomic size: Na,Cs, Mg, Si, CI

      Text Solution

      |

    5. Why the first ionisation energy of carbon atom is greater than that of...

      Text Solution

      |

    6. The IE do not follow a regular trend in II & III periods with increasi...

      Text Solution

      |

    7. Explain why a few elements such as Be(+0.6),N(+0.3) & He(+0.6) have po...

      Text Solution

      |

    8. Which bond in each pair is more polar (a) P-CI or P - Br (b) S -CI o...

      Text Solution

      |

    9. From among the elements,choose the following: CI,Br, F,Al, C,Li,Cs& Xe...

      Text Solution

      |

    10. In the ionic ompound KF, the K^(+) and F^(-) ions are found to have pa...

      Text Solution

      |

    11. Which oxide is more basic, MgO or BaO? Whay?

      Text Solution

      |

    12. The basic nature of hydroxides of group 13 (III-A) decreases progressi...

      Text Solution

      |

    13. Based on location in P.T. which of the following would you expect to b...

      Text Solution

      |

    14. Compare the following giving reasons Acidic nature of oxides: CaO, CO,...

      Text Solution

      |

    15. The ionisation potentials of atoms A and B are 400 and 300 kcal mol^(-...

      Text Solution

      |

    16. If internuclear distance between CI atoms in CI(2) is 10Å & between H ...

      Text Solution

      |

    17. The As-CI bond distance in AsCI(3) is 2.20 Å. Estimate the SBCR (singl...

      Text Solution

      |

    18. The Pt-CI distance is 2.32 A in several crystaline compounds What is...

      Text Solution

      |

    19. The IE values of Al((g)) = Al^(+) +e is 577.5 kJ mol^(-) and DeltaH fo...

      Text Solution

      |

    20. For the gaseous reaction K+F rarrK^(o+)+F^(ɵ) Delta H = 19 kcal mo...

      Text Solution

      |