aliensbrain
  • Home
  • Study
  • Quizzes
  • 🎤AI Practicefree
  • Notebooks
  • Community
  • Sign in
  • GK (Science)
  • What is the approximate number of elements known?
Multiple choice

What is the approximate number of elements known?

  1. 105

  2. 126

  3. 140

  4. 150

Reveal answer Fill a bubble to check yourself
A Correct answer

Keep practicing — related questions

  • How many known Elements are there in Periodic Table?
  • How many elements were known when Mendeleev classified the elements ?
  • How many elements present in periodic tables?
  • How many elements present in periodic tables?
  • What is the missing number? 105 - ____ = 87
  • The number of neutrons presents in an element having mass number 226 and atomic number 88 is
  • Find the missing number. 105 - ___ = 87
  • Elements having the same number of valence electrons are placed in the same group. Elements having valence ...
Play the full quiz 🎤 Practise this topic out loud

Practice this topic

  • Atomic Structure and Mass (308 questions)
Advertisement
© Aliensbrain | all rights reserved
  • About
  • Contact
  • Terms and Condition
  • Privacy Policy