The Periodic Table, which arranges chemical elements according to their Atomic number and chemical properties, was formulated by _____?
متواتر جدول، جو کیمیائی عناصر کو ان کے جوہری نمبر اور کیمیائی خصوصیات کے مطابق ترتیب دیتا ہے، _____ نے تیار کیا تھا؟
Answer: Dmitri Mendeleev
Explanation
Dmitri Mendeleev, a Russian chemist, formulated the Periodic Table in 1869, arranging chemical elements according to their atomic number (number of protons in the nucleus) and chemical properties.
He organized the elements in a logical and systematic order.
This making it easier to predict their behavior and relationships.
This question appeared in
Past Papers (7 times)
PPSC 5 Years Past Papers Subject Wise (Solved with Details) (2 times)
PPSC Assistant Past Papers PDF (1 times)
PPSC Past Papers (2 times)
PPSC PHP ASI Past Papers and Syllabus (1 times)
PPSC Punjab Police ASI Past Papers and Syllabus (1 times)
This question appeared in
Subjects (2 times)
EVERYDAY SCIENCE (2 times)
Related MCQs
- According to Mosely the chemical properties of elements are the periodic function of their?
- Which one of the following scientists began arranging the elements in the periodic table in order of increasing atomic mass?
- Elements are grouped together according to their atomic number in a table. What is this table called?
- Which chemical element with Atomic Number is 31?
- After the discovery of atomic number, scientists noted that atomic number can be used to arrange elements in a systematic way. The atomic number was discovered by _______?
- The horizontal row of the periodic table is called period. The atomic number of Neon (Ne) is 10, it belongs to which one of the following period?
- Elements or compounds combining in a chemical reaction are called _____?
- About how many elements in the Periodic Table are Metals?
- In periodic table elements are arranged according to ____?
- Elements found in D-block of the periodic table are known as?