How many rows and columns are in the modern Periodic Table...? Mcqs

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How many rows and columns are in the modern Periodic Table...?

(A) 18 columns and 7 rows
(B) 12 columns and 9 rows

(C) 7 columns and 18 rows
(D) 25 columns and 15 rows

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How many elements are in modern periodic table...?

(A) 118
(B) 181

(C) 108
(D) 188

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How many coloumns in the modern Periodic Table...?

(A) 17
(B) 18

(C) 19
(D) None of these.

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The horizontal rows of the periodic table are called ______...?

(A) Groups
(B) Periods

(C) Sets
(D) Matrices

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Which are the only two elements on the periodic table that are liquid at room temperature...?

(A) Mercury and Bromine
(B) Carbon and helium

(C) Nitrogen and Hydrogen
(D) Oxygen and Neon

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The property decides the order of elements in the modern periodic table is ____...?

(A) The number of neutrons in the nucleus
(B) The number of electrons in the outermost shell

(C) The number of protons (atomic number) in the nucleus
(D) The atomic mass of the element

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What is the first element in the periodic table...?

(A) Hydrogen
(B) Helium

(C) Nitrogen
(D) Carbon

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In modern periodic table, how many groups are there...?

(A) 12
(B) 18

(C) 7
(D) 8

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How many rows in the modern Periodic Table...?

(A) 5
(B) 6

(C) 7
(D) None of these.

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What are Columns in Periodic table called...?

(A) Period
(B) Group

(C) Verticals
(D) Perpendiculars

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Vertical columns in the periodic table of elements are called as__________...?

(A) Periods
(B) Groups

(C) Rows
(D) Lanthanoids series

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