Home
Class 10
CHEMISTRY
Which element was not known when Mendele...

Which element was not known when Mendeleev framed the periodic table?

A

Germanium

B

Silicon

C

Uranium

D

Sulphur

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • PERIODIC CLASSIFICATION OF ELEMENTS

    ZEN PUBLICATION|Exercise ZEE ADDITIONAL QUESTIONS SECTIONS (VERY SHORT ANSWER (VSA) TYPE QUESTIONS)|29 Videos

  • PERIODIC CLASSIFICATION OF ELEMENTS

    ZEN PUBLICATION|Exercise ZEE ADDITIONAL QUESTIONS SECTIONS (SHORT ANSWER (SA) TYPE QUESTIONS)|69 Videos

  • PERIODIC CLASSIFICATION OF ELEMENTS

    ZEN PUBLICATION|Exercise QUESTIONS SECTION (TEXTUAL QUESTIONS)|10 Videos

  • METALS AND NON METALS

    ZEN PUBLICATION|Exercise ZEN ADDITIONAL QUESTIONS SECTION (LONG ANSWER [LA] TYPE 2 QUESTIONS)|14 Videos

Similar Questions

Explore conceptually related problems

Mendeleev periodic table was based on

Which group of elements could be placed in Mendeleev's periodic table without disturbing the original order? Give reason.

Mendeleev left some gaps in his periodic table.

How many elements are present in the d-block of the periodic table ?

Explain how the elements are arranged in the form of the periodic table.

An element has atomic number 3. To which period of the periodic table does it belong?

Compare and contrast the arrangement of elements in Mendeleev's periodic table and the Modern Periodic Table.

The first element in the periodic table is_____.

Which elements still has dicey position in modern periodic table ?

ZEN PUBLICATION-PERIODIC CLASSIFICATION OF ELEMENTS-ZEE ADDITIONAL QUESTIONS SECTIONS (MULTIPLE CHOICE QUESTIONS)
  1. In the Modern Periodic Table, element helium is placed at the

    Text Solution

    |

  2. The first three periods are

    Text Solution

    |

  3. Which element was not known when Mendeleev framed the periodic table?

    Text Solution

    |

  4. Chemical properties of elements depend on

    Text Solution

    |

  5. Which of the following properties of the elements can't be predicted f...

    Text Solution

    |

  6. Non-metals usually form

    Text Solution

    |

  7. In the Modern Periodic Table, elements with similar valenceshell confi...

    Text Solution

    |

  8. Elements in the same group of the periodic table have the same

    Text Solution

    |

  9. Which of the following always increases down a group?

    Text Solution

    |

  10. Which of the following always decreases down a group?

    Text Solution

    |

  11. Which parameter decreases as we move from left to right along a period...

    Text Solution

    |

  12. The number of valence electrons in an element belonging to period 3 an...

    Text Solution

    |

  13. The period and group number of an element with atomic number 7 are

    Text Solution

    |

  14. The number of which of the following atomic particles plays a major ro...

    Text Solution

    |

  15. The longest period in the Modern Periodic Table is the

    Text Solution

    |

  16. Group I elements in the Modern Periodic Table are known as

    Text Solution

    |

  17. The most reactive element of all the elements is

    Text Solution

    |

  18. According to Newlands' law of octaves, the number of elements between ...

    Text Solution

    |

  19. Halogens are present in which group of the Modern Periodic Table?

    Text Solution

    |

  20. The 18th group of elements in the periodic table is called

    Text Solution

    |