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

MCQOPTIONS

1.	Which of the following is INCORRECT about the modern periodic table?
A.	Modern periodic table has 15 columns
B.	From left to right a period, each element has one more proton than the element before it
C.	Columns of the modern table are called groups
D.	Rows of the modern periodic table are called periods
Answer» B. From left to right a period, each element has one more proton than the element before it

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