SSC JE Mechanical Engineering 28 Oct 2020 Shift 1 Papers

© examsiri.com

Question : 51 of 200

Marks: +1, -0

Which of the following is INCORRECT about the modern periodic table?

Modern periodic table has 15 columns
From left to right a period, each element has one more proton than the element before it
Columns of the modern table are called groups
Rows of the modern periodic table are called periods

Go to Question:

Prev Question

Next Question